Merge branch 'maint-1.7.6' into maint

* maint-1.7.6: notes_merge_commit(): do not pass temporary buffer to other function gitweb: Fix links to lines in blobs when javascript-actions are enabled mergetool: no longer need to save standard input mergetool: Use args as pathspec to unmerged files t9159-*.sh: skip for mergeinfo test for svn <= 1.4 date.c: Support iso8601 timezone formats remote: only update remote-tracking branch if updating refspec remote rename: warn when refspec was not updated remote: "rename o foo" should not rename ref "origin/bar" remote: write correct fetch spec when renaming remote 'remote'