rdoc/rdoc — pull request #258 by ktdreyer (2013-10-27 21:30:06+00:00)
Title: remove execute bit from darkfish images

Some PNGs has the execute bit set. Reset the execute bits for uniformity.

(Similar to this old bug: http://rubyforge.org/tracker/index.php?func=detail&aid=27156&group_id=627&atid=2472)