Bump library version to 5.0.0

Summary: Updates the version of IGListKit in its Info.plist file to 5.0.0

Reviewed By: lorixx

Differential Revision: D57265035

fbshipit-source-id: 5adb37d4230a8bc6e07f2f2016904258acfb08b5

Author: TimOliver

Source/Info.plist

@@ -15,7 +15,7 @@
 	<key>CFBundlePackageType</key>
 	<string>FMWK</string>
 	<key>CFBundleShortVersionString</key>
-	<string>4.1.0</string>
+	<string>5.0.0</string>
 	<key>CFBundleVersion</key>
 	<string>$(CURRENT_PROJECT_VERSION)</string>
 	<key>NSPrincipalClass</key>