Ignore non-master, non-fixes commits for now

Author: Beirdo

git_hooks/email_hook.pl

@@ -35,6 +35,9 @@
 my $branch = $payload->{"ref"};
 $branch =~ s/^refs\/.*?\///;
 
+if ($branch !~ /^(?:master|fixes\/)/)
+    exit 0;
+
 # These maybe should go into a config file later
 my %headers = (
     "From"          => 'MythTV <noreply@mythtv.org>',