Added semaphore badge

You have to have access to the project on semaphore to access the link, but I couldn't the the badge to show without the link.
patch wymeditor to work with chrome
Merge pull request #68 from 12spokes/wymeditor-patch

[Erik or Trey] patch wymeditor to work with chrome
Patch a bug with strange filenames in layouts dir
version bump to 0.2.5
merged in master