remote-hg: Postel's law dictates we should handle Author<author@mail>

We should handle a missing space before the email part of an author ident
gracefully. See for example the icedtea6 repository.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>

git_remote_helpers/hg/hg.py

@@ -76,7 +76,7 @@ class GitHg(object):
         author = ctx.user()
 
         # check for git author pattern compliance
-        regex = re.compile('^(.*?) \<(.*?)\>(.*)$')
+        regex = re.compile('^(.*?) ?\<(.*?)\>(.*)$')
         a = regex.match(author)
 
         if a: