Update to Redmine v2.2.1
Remove dead code
Update licence copyright
Tradução para português
redmine_extended_spent_time also tested on Redmine 2.3.1 and 2.3.3, so it's 2.3.x compatible
Merge pull request #10 from heslei/patch-1

Tradução para português (thanks to https://github.com/heslei)
Merge pull request #11 from bearstech/master

redmine_extended_spent_time also tested on Redmine 2.3.1 and 2.3.3, so ...
Add 'add' button
Add redmine supported version for > 2.2
Fix style issue with long project/issue name