PetPlugin: never place case objects inside a class. Closes #160.
MucMessageHandler: Using StringUtils for parsing nicks instead of manual parsing. Close 159.
Merge pull request #165 from rexim/issue_159

Fix for nicks with slashes
JabberProtocol: stop heating my CPU.
Merge remote-tracking branch 'origin/develop' into develop
LogPlugin: add log searching.
README: add search command.
LogDAO: fix room filtering when searching logs.
PetPlugin: merge Pet and PetStatus classes.
PetPlugin: split the fucntionality to individual pet instances.
Close #65.
Pet: fix setPetData method. Close #168.