Add .gitignore and .gitattributes files

.gitattributes

@@ -0,0 +1,4 @@
+.gitattributes	export-ignore
+.gitignore	export-ignore
+*.strings	filter=utf8bom
+xar/ChangeLog	filter=utf8bom

.gitignore

@@ -0,0 +1,34 @@
+*.o
+*.d
+*.pyc
+/XarCMPlugIn/build/
+/XarCMPlugIn/XarCMPlugin.xcodeproj/*
+!/XarCMPlugIn/XarCMPlugin.xcodeproj/project.pbxproj
+/XarKit/build/
+/XarKit/XarKit.xcodeproj/*
+!/XarKit/XarKit.xcodeproj/project.pbxproj
+/xarmdimport/build/
+/xarmdimport/xar.xcodeproj/*
+!/xarmdimport/xar.xcodeproj/project.pbxproj
+/xarql/build/
+/xarql/xar.xcodeproj/*
+!/xarql/xar.xcodeproj/project.pbxproj
+/xar/autom4te.cache/
+/xar/configure
+/xar/Makefile
+/xar/cfghdrs.stamp
+/xar/cfgoutputs.stamp
+/xar/config.log
+/xar/config.status
+/xar/include/config.h
+/xar/include/xar.h
+/xar/lib/Makefile.inc
+/xar/lib/libxar.la.in
+/xar/src/Makefile.inc
+/xar/xar.spec
+/xar/lib/.libs/
+/xar/lib/*.dylib
+/xar/lib/*.a
+/xar/lib/*.la
+/xar/src/ixar
+/xar/src/xar