In perforce, RCS keywords are case-sensitive

At least, this is true in 2007.2, according to the documentation.

Signed-off-by: Daniel Barkalow <[email protected]>
Signed-off-by: Junio C Hamano <[email protected]>

Author: iabervon

contrib/fast-import/git-p4

@@ -906,7 +906,7 @@ class P4Sync(Command):
             if stat['type'] in ('text+ko', 'unicode+ko', 'binary+ko'):
                 text = re.sub(r'(?i)\$(Id|Header):[^$]*\$',r'$\1$', text)
             elif stat['type'] in ('text+k', 'ktext', 'kxtext', 'unicode+k', 'binary+k'):
-                text = re.sub(r'(?i)\$(Id|Header|Author|Date|DateTime|Change|File|Revision):[^$]*\$',r'$\1$', text)
+                text = re.sub(r'\$(Id|Header|Author|Date|DateTime|Change|File|Revision):[^$]*\$',r'$\1$', text)
 
             contents[stat['depotFile']] = text