Add -m for rawcommit

manifest hash: cf066b609ab4854a731c103f1d456d89cf5e1312

doc/hg.1.txt

@@ -269,7 +269,7 b' push <destination>::'
 
       ssh://[user@]host[:port]/path
 
-rawcommit [-p -d -u -F -t -l]::
+rawcommit [-p -d -u -F -m -l]::
     Lowlevel commit, for use in helper scripts.
     
     This command is not intended to be used by normal users, as it is

mercurial/commands.py

@@ -1156,7 +1156,8 b' table = {'
           ('d', 'date', "", 'date code'),
           ('u', 'user', "", 'user'),
           ('F', 'files', "", 'file list'),
-          ('t', 'text', "", 'commit text'),
+          ('m', 'text', "", 'commit message'),
+          ('t', 'text', "", 'commit message (deprecated)'),
           ('l', 'logfile', "", 'commit text file')],
          'hg rawcommit [OPTION]... [FILE]...'),
     "recover": (recover, [], "hg recover"),