blame: fix invocation of diff for line tracking
commit67bb12d59839bd4d4a5ce9b3a801825a2fcc7997
authorJohn Keeping <john@keeping.me.uk>
Sun, 3 Aug 2014 12:16:46 +0000 (3 13:16 +0100)
committerJonas Fonseca <jonas.fonseca@gmail.com>
Tue, 5 Aug 2014 03:56:12 +0000 (4 23:56 -0400)
tree20471fb6e6bfdefbdba0218d6d31b334b8106575
parenteb8e3824668fab9dc877c057030898ba8200d009
blame: fix invocation of diff for line tracking

The argument to `git diff` is spelled "--no-ext-diff" not
"--no-extdiff".  This allows line tracking to work instead of causing
`git diff` to spit out its usage on stderr.

Signed-off-by: John Keeping <john@keeping.me.uk>
NEWS.adoc
src/blame.c