Merge pull request #2 from giordano/master

Escape other backslashes.
Merge pull request #3 from giordano/master

Add Hangout emoticon for u1f61a.
Support for SkypeWeb plugin
https://code.google.com/p/skype4pidgin/source/browse/trunk/skypeweb/
Merge pull request #4 from schmatzler/master

Support for SkypeWeb plugin
Add Hangout emoticon for u1f62d.