diff --git a/NetNewsWire.xcodeproj/xcshareddata/xcschemes/NetNewsWire iOS Share Extension.xcscheme b/NetNewsWire.xcodeproj/xcshareddata/xcschemes/NetNewsWire iOS Share Extension.xcscheme
new file mode 100644
index 000000000..e255a7c7d
--- /dev/null
+++ b/NetNewsWire.xcodeproj/xcshareddata/xcschemes/NetNewsWire iOS Share Extension.xcscheme	
@@ -0,0 +1,96 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Scheme
+   LastUpgradeVersion = "1100"
+   wasCreatedForAppExtension = "YES"
+   version = "2.0">
+   <BuildAction
+      parallelizeBuildables = "YES"
+      buildImplicitDependencies = "YES">
+      <BuildActionEntries>
+         <BuildActionEntry
+            buildForTesting = "YES"
+            buildForRunning = "YES"
+            buildForProfiling = "YES"
+            buildForArchiving = "YES"
+            buildForAnalyzing = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "513C5CE5232571C2003D4054"
+               BuildableName = "NetNewsWire iOS Share Extension.appex"
+               BlueprintName = "NetNewsWire iOS Share Extension"
+               ReferencedContainer = "container:NetNewsWire.xcodeproj">
+            </BuildableReference>
+         </BuildActionEntry>
+         <BuildActionEntry
+            buildForTesting = "YES"
+            buildForRunning = "YES"
+            buildForProfiling = "YES"
+            buildForArchiving = "YES"
+            buildForAnalyzing = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "840D617B2029031C009BC708"
+               BuildableName = "NetNewsWire.app"
+               BlueprintName = "NetNewsWire-iOS"
+               ReferencedContainer = "container:NetNewsWire.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 = ""
+      selectedLauncherIdentifier = "Xcode.IDEFoundation.Launcher.PosixSpawn"
+      launchStyle = "0"
+      askForAppToLaunch = "Yes"
+      useCustomWorkingDirectory = "NO"
+      ignoresPersistentStateOnLaunch = "NO"
+      debugDocumentVersioning = "YES"
+      debugServiceExtension = "internal"
+      allowLocationSimulation = "YES"
+      launchAutomaticallySubstyle = "2">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "840D617B2029031C009BC708"
+            BuildableName = "NetNewsWire.app"
+            BlueprintName = "NetNewsWire-iOS"
+            ReferencedContainer = "container:NetNewsWire.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+   </LaunchAction>
+   <ProfileAction
+      buildConfiguration = "Release"
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      savedToolIdentifier = ""
+      useCustomWorkingDirectory = "NO"
+      debugDocumentVersioning = "YES"
+      launchAutomaticallySubstyle = "2">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "840D617B2029031C009BC708"
+            BuildableName = "NetNewsWire.app"
+            BlueprintName = "NetNewsWire-iOS"
+            ReferencedContainer = "container:NetNewsWire.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+   </ProfileAction>
+   <AnalyzeAction
+      buildConfiguration = "Debug">
+   </AnalyzeAction>
+   <ArchiveAction
+      buildConfiguration = "Release"
+      revealArchiveInOrganizer = "YES">
+   </ArchiveAction>
+</Scheme>
diff --git a/submodules/RSCore b/submodules/RSCore
index 960eaf603..ced48ad15 160000
--- a/submodules/RSCore
+++ b/submodules/RSCore
@@ -1 +1 @@
-Subproject commit 960eaf60336f592306fb1bf6f5a62800a9c5050f
+Subproject commit ced48ad15ebc762fea50beb618eed3cf10721148