diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..0156f72
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,3 @@
+
+# Xcode user data
+xcuserdata/
diff --git a/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/DTCoreText-Resources.xcscheme b/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/DTCoreText-Resources.xcscheme
deleted file mode 100644
index 6293a7f..0000000
--- a/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/DTCoreText-Resources.xcscheme
+++ /dev/null
@@ -1,58 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<Scheme
-   LastUpgradeVersion = "1600"
-   version = "1.3">
-   <BuildAction
-      parallelizeBuildables = "YES"
-      buildImplicitDependencies = "YES">
-      <BuildActionEntries>
-         <BuildActionEntry
-            buildForTesting = "YES"
-            buildForRunning = "YES"
-            buildForProfiling = "YES"
-            buildForArchiving = "YES"
-            buildForAnalyzing = "YES">
-            <BuildableReference
-               BuildableIdentifier = "primary"
-               BlueprintIdentifier = "0C24CB0E87A728A11AA1124CB360D6A1"
-               BuildableName = "Resources.bundle"
-               BlueprintName = "DTCoreText-Resources"
-               ReferencedContainer = "container:Pods.xcodeproj">
-            </BuildableReference>
-         </BuildActionEntry>
-      </BuildActionEntries>
-   </BuildAction>
-   <TestAction
-      buildConfiguration = "Debug"
-      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
-      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      shouldUseLaunchSchemeArgsEnv = "YES">
-      <Testables>
-      </Testables>
-   </TestAction>
-   <LaunchAction
-      buildConfiguration = "Debug"
-      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
-      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      launchStyle = "0"
-      useCustomWorkingDirectory = "NO"
-      ignoresPersistentStateOnLaunch = "NO"
-      debugDocumentVersioning = "YES"
-      debugServiceExtension = "internal"
-      allowLocationSimulation = "YES">
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-      shouldUseLaunchSchemeArgsEnv = "YES"
-      savedToolIdentifier = ""
-      useCustomWorkingDirectory = "NO"
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-   <AnalyzeAction
-      buildConfiguration = "Debug">
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-   <ArchiveAction
-      buildConfiguration = "Release"
-      revealArchiveInOrganizer = "YES">
-   </ArchiveAction>
-</Scheme>
diff --git a/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/DTCoreText.xcscheme b/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/DTCoreText.xcscheme
deleted file mode 100644
index 5089d68..0000000
--- a/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/DTCoreText.xcscheme
+++ /dev/null
@@ -1,58 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<Scheme
-   LastUpgradeVersion = "1600"
-   version = "1.3">
-   <BuildAction
-      parallelizeBuildables = "YES"
-      buildImplicitDependencies = "YES">
-      <BuildActionEntries>
-         <BuildActionEntry
-            buildForTesting = "YES"
-            buildForRunning = "YES"
-            buildForProfiling = "YES"
-            buildForArchiving = "YES"
-            buildForAnalyzing = "YES">
-            <BuildableReference
-               BuildableIdentifier = "primary"
-               BlueprintIdentifier = "B88F4EA0695B6B3165C64594850D72C7"
-               BuildableName = "DTCoreText.framework"
-               BlueprintName = "DTCoreText"
-               ReferencedContainer = "container:Pods.xcodeproj">
-            </BuildableReference>
-         </BuildActionEntry>
-      </BuildActionEntries>
-   </BuildAction>
-   <TestAction
-      buildConfiguration = "Debug"
-      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
-      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      shouldUseLaunchSchemeArgsEnv = "YES">
-      <Testables>
-      </Testables>
-   </TestAction>
-   <LaunchAction
-      buildConfiguration = "Debug"
-      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
-      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      launchStyle = "0"
-      useCustomWorkingDirectory = "NO"
-      ignoresPersistentStateOnLaunch = "NO"
-      debugDocumentVersioning = "YES"
-      debugServiceExtension = "internal"
-      allowLocationSimulation = "YES">
-   </LaunchAction>
-   <ProfileAction
-      buildConfiguration = "Release"
-      shouldUseLaunchSchemeArgsEnv = "YES"
-      savedToolIdentifier = ""
-      useCustomWorkingDirectory = "NO"
-      debugDocumentVersioning = "YES">
-   </ProfileAction>
-   <AnalyzeAction
-      buildConfiguration = "Debug">
-   </AnalyzeAction>
-   <ArchiveAction
-      buildConfiguration = "Release"
-      revealArchiveInOrganizer = "YES">
-   </ArchiveAction>
-</Scheme>
diff --git a/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/DTFoundation.xcscheme b/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/DTFoundation.xcscheme
deleted file mode 100644
index e51cee0..0000000
--- a/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/DTFoundation.xcscheme
+++ /dev/null
@@ -1,58 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<Scheme
-   LastUpgradeVersion = "1600"
-   version = "1.3">
-   <BuildAction
-      parallelizeBuildables = "YES"
-      buildImplicitDependencies = "YES">
-      <BuildActionEntries>
-         <BuildActionEntry
-            buildForTesting = "YES"
-            buildForRunning = "YES"
-            buildForProfiling = "YES"
-            buildForArchiving = "YES"
-            buildForAnalyzing = "YES">
-            <BuildableReference
-               BuildableIdentifier = "primary"
-               BlueprintIdentifier = "8F6E5A5BF72D62CDFD25F91A7CFA3309"
-               BuildableName = "DTFoundation.framework"
-               BlueprintName = "DTFoundation"
-               ReferencedContainer = "container:Pods.xcodeproj">
-            </BuildableReference>
-         </BuildActionEntry>
-      </BuildActionEntries>
-   </BuildAction>
-   <TestAction
-      buildConfiguration = "Debug"
-      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
-      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      shouldUseLaunchSchemeArgsEnv = "YES">
-      <Testables>
-      </Testables>
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-   <LaunchAction
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-      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
-      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      launchStyle = "0"
-      useCustomWorkingDirectory = "NO"
-      ignoresPersistentStateOnLaunch = "NO"
-      debugDocumentVersioning = "YES"
-      debugServiceExtension = "internal"
-      allowLocationSimulation = "YES">
-   </LaunchAction>
-   <ProfileAction
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-      shouldUseLaunchSchemeArgsEnv = "YES"
-      savedToolIdentifier = ""
-      useCustomWorkingDirectory = "NO"
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-   <AnalyzeAction
-      buildConfiguration = "Debug">
-   </AnalyzeAction>
-   <ArchiveAction
-      buildConfiguration = "Release"
-      revealArchiveInOrganizer = "YES">
-   </ArchiveAction>
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diff --git a/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/Pods-ReadViewDemo.xcscheme b/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/Pods-ReadViewDemo.xcscheme
deleted file mode 100644
index 584ebae..0000000
--- a/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/Pods-ReadViewDemo.xcscheme
+++ /dev/null
@@ -1,58 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<Scheme
-   LastUpgradeVersion = "1600"
-   version = "1.3">
-   <BuildAction
-      parallelizeBuildables = "YES"
-      buildImplicitDependencies = "YES">
-      <BuildActionEntries>
-         <BuildActionEntry
-            buildForTesting = "YES"
-            buildForRunning = "YES"
-            buildForProfiling = "YES"
-            buildForArchiving = "YES"
-            buildForAnalyzing = "YES">
-            <BuildableReference
-               BuildableIdentifier = "primary"
-               BlueprintIdentifier = "87E2B8A29E8A66B9205D8A41F66E4927"
-               BuildableName = "Pods_ReadViewDemo.framework"
-               BlueprintName = "Pods-ReadViewDemo"
-               ReferencedContainer = "container:Pods.xcodeproj">
-            </BuildableReference>
-         </BuildActionEntry>
-      </BuildActionEntries>
-   </BuildAction>
-   <TestAction
-      buildConfiguration = "Debug"
-      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
-      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      shouldUseLaunchSchemeArgsEnv = "YES">
-      <Testables>
-      </Testables>
-   </TestAction>
-   <LaunchAction
-      buildConfiguration = "Debug"
-      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
-      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      launchStyle = "0"
-      useCustomWorkingDirectory = "NO"
-      ignoresPersistentStateOnLaunch = "NO"
-      debugDocumentVersioning = "YES"
-      debugServiceExtension = "internal"
-      allowLocationSimulation = "YES">
-   </LaunchAction>
-   <ProfileAction
-      buildConfiguration = "Release"
-      shouldUseLaunchSchemeArgsEnv = "YES"
-      savedToolIdentifier = ""
-      useCustomWorkingDirectory = "NO"
-      debugDocumentVersioning = "YES">
-   </ProfileAction>
-   <AnalyzeAction
-      buildConfiguration = "Debug">
-   </AnalyzeAction>
-   <ArchiveAction
-      buildConfiguration = "Release"
-      revealArchiveInOrganizer = "YES">
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-</Scheme>
diff --git a/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/RDReaderView-RDReaderViewAssets.xcscheme b/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/RDReaderView-RDReaderViewAssets.xcscheme
deleted file mode 100644
index 56458ee..0000000
--- a/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/RDReaderView-RDReaderViewAssets.xcscheme
+++ /dev/null
@@ -1,58 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<Scheme
-   LastUpgradeVersion = "1600"
-   version = "1.3">
-   <BuildAction
-      parallelizeBuildables = "YES"
-      buildImplicitDependencies = "YES">
-      <BuildActionEntries>
-         <BuildActionEntry
-            buildForTesting = "YES"
-            buildForRunning = "YES"
-            buildForProfiling = "YES"
-            buildForArchiving = "YES"
-            buildForAnalyzing = "YES">
-            <BuildableReference
-               BuildableIdentifier = "primary"
-               BlueprintIdentifier = "AE7F393FB7805DE2664AB4111873F907"
-               BuildableName = "RDReaderViewAssets.bundle"
-               BlueprintName = "RDReaderView-RDReaderViewAssets"
-               ReferencedContainer = "container:Pods.xcodeproj">
-            </BuildableReference>
-         </BuildActionEntry>
-      </BuildActionEntries>
-   </BuildAction>
-   <TestAction
-      buildConfiguration = "Debug"
-      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
-      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      shouldUseLaunchSchemeArgsEnv = "YES">
-      <Testables>
-      </Testables>
-   </TestAction>
-   <LaunchAction
-      buildConfiguration = "Debug"
-      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
-      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      launchStyle = "0"
-      useCustomWorkingDirectory = "NO"
-      ignoresPersistentStateOnLaunch = "NO"
-      debugDocumentVersioning = "YES"
-      debugServiceExtension = "internal"
-      allowLocationSimulation = "YES">
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-   <ProfileAction
-      buildConfiguration = "Release"
-      shouldUseLaunchSchemeArgsEnv = "YES"
-      savedToolIdentifier = ""
-      useCustomWorkingDirectory = "NO"
-      debugDocumentVersioning = "YES">
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-   <AnalyzeAction
-      buildConfiguration = "Debug">
-   </AnalyzeAction>
-   <ArchiveAction
-      buildConfiguration = "Release"
-      revealArchiveInOrganizer = "YES">
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-</Scheme>
diff --git a/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/RDReaderView.xcscheme b/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/RDReaderView.xcscheme
deleted file mode 100644
index c9bc8e0..0000000
--- a/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/RDReaderView.xcscheme
+++ /dev/null
@@ -1,58 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<Scheme
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-   <BuildAction
-      parallelizeBuildables = "YES"
-      buildImplicitDependencies = "YES">
-      <BuildActionEntries>
-         <BuildActionEntry
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-            buildForRunning = "YES"
-            buildForProfiling = "YES"
-            buildForArchiving = "YES"
-            buildForAnalyzing = "YES">
-            <BuildableReference
-               BuildableIdentifier = "primary"
-               BlueprintIdentifier = "AA2E57587AA8EECA63C4BE08EA3CB6D2"
-               BuildableName = "RDReaderView.framework"
-               BlueprintName = "RDReaderView"
-               ReferencedContainer = "container:Pods.xcodeproj">
-            </BuildableReference>
-         </BuildActionEntry>
-      </BuildActionEntries>
-   </BuildAction>
-   <TestAction
-      buildConfiguration = "Debug"
-      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
-      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      shouldUseLaunchSchemeArgsEnv = "YES">
-      <Testables>
-      </Testables>
-   </TestAction>
-   <LaunchAction
-      buildConfiguration = "Debug"
-      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
-      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      launchStyle = "0"
-      useCustomWorkingDirectory = "NO"
-      ignoresPersistentStateOnLaunch = "NO"
-      debugDocumentVersioning = "YES"
-      debugServiceExtension = "internal"
-      allowLocationSimulation = "YES">
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-   <ProfileAction
-      buildConfiguration = "Release"
-      shouldUseLaunchSchemeArgsEnv = "YES"
-      savedToolIdentifier = ""
-      useCustomWorkingDirectory = "NO"
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-   <AnalyzeAction
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-   </AnalyzeAction>
-   <ArchiveAction
-      buildConfiguration = "Release"
-      revealArchiveInOrganizer = "YES">
-   </ArchiveAction>
-</Scheme>
diff --git a/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/SSAlertSwift.xcscheme b/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/SSAlertSwift.xcscheme
deleted file mode 100644
index 72b2aa1..0000000
--- a/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/SSAlertSwift.xcscheme
+++ /dev/null
@@ -1,58 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<Scheme
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-            buildForArchiving = "YES"
-            buildForAnalyzing = "YES">
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-               BlueprintIdentifier = "8619D5ADECF2B26CFD9A9826D61D289A"
-               BuildableName = "SSAlertSwift.framework"
-               BlueprintName = "SSAlertSwift"
-               ReferencedContainer = "container:Pods.xcodeproj">
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-      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
-      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      shouldUseLaunchSchemeArgsEnv = "YES">
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-   <LaunchAction
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-      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
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-      ignoresPersistentStateOnLaunch = "NO"
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-      debugServiceExtension = "internal"
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-   <AnalyzeAction
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-   <ArchiveAction
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-      revealArchiveInOrganizer = "YES">
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diff --git a/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/SnapKit-SnapKit_Privacy.xcscheme b/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/SnapKit-SnapKit_Privacy.xcscheme
deleted file mode 100644
index db63be7..0000000
--- a/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/SnapKit-SnapKit_Privacy.xcscheme
+++ /dev/null
@@ -1,58 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<Scheme
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-            buildForAnalyzing = "YES">
-            <BuildableReference
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-               BlueprintName = "SnapKit-SnapKit_Privacy"
-               ReferencedContainer = "container:Pods.xcodeproj">
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diff --git a/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/SnapKit.xcscheme b/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/SnapKit.xcscheme
deleted file mode 100644
index 296de78..0000000
--- a/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/SnapKit.xcscheme
+++ /dev/null
@@ -1,58 +0,0 @@
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diff --git a/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/ZIPFoundation-ZIPFoundation_Privacy.xcscheme b/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/ZIPFoundation-ZIPFoundation_Privacy.xcscheme
deleted file mode 100644
index ba3cc8d..0000000
--- a/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/ZIPFoundation-ZIPFoundation_Privacy.xcscheme
+++ /dev/null
@@ -1,58 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
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deleted file mode 100644
index eb28e52..0000000
--- a/ReadViewDemo/Pods/Pods.xcodeproj/xcuserdata/shen.xcuserdatad/xcschemes/ZIPFoundation.xcscheme
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