Updated Polish translation
Merge pull request #278 from piotrdrag/master

Updated Polish translation
Upgrade to Firefox 33.0 beta 8
Upgrade to Firefox 34.0a2 (01-Oct-2014 10:30)
Upgrade to Firefox 34.0a2 (08-Oct-2014 10:37)
Upgrade to Firefox 35.0a1 (08-Oct-2014 16:17)
Merge remote-tracking branch 'upstream/master'