* NSString+PBXAdditions.h
	* NSString+PBXAdditions.m: Path manipulation methods.
	* PBXFileReference.m
	* PBXProject.m: Correct issue with handling older project files
	after last modification.



git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/xcode/trunk@36575 72102866-910b-0410-8b05-ffd578937521