Add commitdiff between commit and each of it's parent

A link is added next to each parent of a commit, leading to the new
diff-functionality in ui-diff.c.

Also added support for a path-parameter to filelevel diffs accessed via the
diffstat.

Signed-off-by: Lars Hjemli <hjemli@gmail.com>

1 files changed, 5 insertions, 0 deletions

@@ -290,6 +290,11 @@ div.diffstat-summary {
         padding-top: 0.5em;
 }
 
+table.diff th {
+        padding: 1em 0em 0.1em 0.1em;
+        text-align: left;
+}
+
 table.diff td {
         border: solid 1px black;
         font-family: monospace;