Improve unidiff colors

[GoogleCodeExporter]

Dark green and dark red don't stand out enough from black. Tweak these colors.

Original issue reported on code.google.com by dborowitz@google.com on 11 Nov 2012 at 11:35

[GoogleCodeExporter]

I second this - with red/green color deficiency, it is very difficult for me to 
tell the difference between the additions and deletions.

Original comment by stalb...@gmail.com on 11 Dec 2012 at 2:25

[GoogleCodeExporter]

https://gerrit-review.googlesource.com/40620

Original comment by sop@google.com on 26 Dec 2012 at 8:58

• Changed state: Started

[GoogleCodeExporter]

Original comment by sop@google.com on 26 Dec 2012 at 10:21

• Changed state: Fixed