largefiles: don't clobber merge action message with user message
The message in the action is used for debugging and should not be the
same as the question presented to the user. Use a different variable
for the user message, so the 'msg' variable already in scope does not
get overwritten.
Mercurial
=========
Mercurial is a fast, easy to use, distributed revision control tool
for software developers.
Basic install:
$ make # see install targets
$ make install # do a system-wide install
$ hg debuginstall # sanity-check setup
$ hg # see help
Running without installing:
$ make local # build for inplace usage
$ ./hg --version # should show the latest version
See http://mercurial.selenic.com/ for detailed installation
instructions, platform-specific notes, and Mercurial user information.