diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..b40c579
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+ScormTest.xcodeproj/xcuserdata/
+ScormTest.xcodeproj/*.xcworkspace/
\ No newline at end of file
diff --git a/ScormTest.xcodeproj/project.pbxproj b/ScormTest.xcodeproj/project.pbxproj
index 8687486..e024f15 100644
--- a/ScormTest.xcodeproj/project.pbxproj
+++ b/ScormTest.xcodeproj/project.pbxproj
@@ -44,23 +44,23 @@
 		0A52C1651377233F00A23E91 /* Foundation.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = Foundation.framework; path = System/Library/Frameworks/Foundation.framework; sourceTree = SDKROOT; };
 		0A52C1671377233F00A23E91 /* CoreGraphics.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = CoreGraphics.framework; path = System/Library/Frameworks/CoreGraphics.framework; sourceTree = SDKROOT; };
 		0A52C1691377233F00A23E91 /* CoreData.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = CoreData.framework; path = System/Library/Frameworks/CoreData.framework; sourceTree = SDKROOT; };
-		0A52C16D1377233F00A23E91 /* ScormTest-Info.plist */ = {isa = PBXFileReference; path = "ScormTest-Info.plist"; sourceTree = "<group>"; };
+		0A52C16D1377233F00A23E91 /* ScormTest-Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = "ScormTest-Info.plist"; sourceTree = "<group>"; };
 		0A52C16F1377233F00A23E91 /* en */ = {isa = PBXFileReference; lastKnownFileType = text.plist.strings; name = en; path = en.lproj/InfoPlist.strings; sourceTree = "<group>"; };
-		0A52C1711377233F00A23E91 /* ScormTest-Prefix.pch */ = {isa = PBXFileReference; path = "ScormTest-Prefix.pch"; sourceTree = "<group>"; };
+		0A52C1711377233F00A23E91 /* ScormTest-Prefix.pch */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "ScormTest-Prefix.pch"; sourceTree = "<group>"; };
 		0A52C1721377233F00A23E91 /* main.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = main.m; sourceTree = "<group>"; };
-		0A52C1741377233F00A23E91 /* ScormTestAppDelegate.h */ = {isa = PBXFileReference; path = ScormTestAppDelegate.h; sourceTree = "<group>"; };
+		0A52C1741377233F00A23E91 /* ScormTestAppDelegate.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = ScormTestAppDelegate.h; sourceTree = "<group>"; };
 		0A52C1751377233F00A23E91 /* ScormTestAppDelegate.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = ScormTestAppDelegate.m; sourceTree = "<group>"; };
 		0A52C1781377233F00A23E91 /* ScormTest.xcdatamodel */ = {isa = PBXFileReference; lastKnownFileType = wrapper.xcdatamodel; path = ScormTest.xcdatamodel; sourceTree = "<group>"; };
 		0A52C17B1377233F00A23E91 /* en */ = {isa = PBXFileReference; lastKnownFileType = file.xib; name = en; path = en.lproj/MainWindow.xib; sourceTree = "<group>"; };
-		0A52C17D1377233F00A23E91 /* DetailViewController.h */ = {isa = PBXFileReference; path = DetailViewController.h; sourceTree = "<group>"; };
+		0A52C17D1377233F00A23E91 /* DetailViewController.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = DetailViewController.h; sourceTree = "<group>"; };
 		0A52C17E1377233F00A23E91 /* DetailViewController.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = DetailViewController.m; sourceTree = "<group>"; };
 		0A52C1811377233F00A23E91 /* en */ = {isa = PBXFileReference; lastKnownFileType = file.xib; name = en; path = en.lproj/DetailView.xib; sourceTree = "<group>"; };
-		0A52C1831377233F00A23E91 /* RootViewController.h */ = {isa = PBXFileReference; path = RootViewController.h; sourceTree = "<group>"; };
+		0A52C1831377233F00A23E91 /* RootViewController.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = RootViewController.h; sourceTree = "<group>"; };
 		0A52C1841377233F00A23E91 /* RootViewController.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = RootViewController.m; sourceTree = "<group>"; };
 		0A52C18B1377233F00A23E91 /* ScormTestTests.octest */ = {isa = PBXFileReference; explicitFileType = wrapper.cfbundle; includeInIndex = 0; path = ScormTestTests.octest; sourceTree = BUILT_PRODUCTS_DIR; };
-		0A52C1941377233F00A23E91 /* ScormTestTests-Info.plist */ = {isa = PBXFileReference; path = "ScormTestTests-Info.plist"; sourceTree = "<group>"; };
+		0A52C1941377233F00A23E91 /* ScormTestTests-Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = "ScormTestTests-Info.plist"; sourceTree = "<group>"; };
 		0A52C1961377233F00A23E91 /* en */ = {isa = PBXFileReference; lastKnownFileType = text.plist.strings; name = en; path = en.lproj/InfoPlist.strings; sourceTree = "<group>"; };
-		0A52C1981377233F00A23E91 /* ScormTestTests-Prefix.pch */ = {isa = PBXFileReference; path = "ScormTestTests-Prefix.pch"; sourceTree = "<group>"; };
+		0A52C1981377233F00A23E91 /* ScormTestTests-Prefix.pch */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "ScormTestTests-Prefix.pch"; sourceTree = "<group>"; };
 		0A52C1991377233F00A23E91 /* ScormTestTests.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = ScormTestTests.h; sourceTree = "<group>"; };
 		0A52C19B1377233F00A23E91 /* ScormTestTests.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = ScormTestTests.m; sourceTree = "<group>"; };
 /* End PBXFileReference section */