Merge pull request #20 from collective/master

fixed bad quotation in pl po file
Merge pull request #21 from collective/e16ca70e4e1caeab8badde2e767dcecdcb0048ea

fixed wrong syntax in po file
Merge pull request #22 from collective/master

fixed wrong syntax in po file
Merge remote-tracking branch 'collective/master'
Merge remote-tracking branch 'collective/master'
Merge remote-tracking branch 'collective/master'
Merge remote-tracking branch 'collective/master'
Merge remote-tracking branch 'collective/master'
Merge remote-tracking branch 'collective/master'
Merge remote-tracking branch 'collective/master'
Merge remote-tracking branch 'collective/master'
Merge remote-tracking branch 'collective/master'
Merge remote-tracking branch 'collective/master'
Merge remote-tracking branch 'collective/master'
Merge remote-tracking branch 'collective/master'
Merge remote-tracking branch 'collective/master'
Merge remote-tracking branch 'collective/master'
Merge remote-tracking branch 'collective/master'
Merge remote-tracking branch 'collective/master'
Merge remote-tracking branch 'collective/master'