Merge pull request #2 from hsarret/master

Better filtering out of .strings files
Merge pull request #3 from hsarret/master

Working also with localizedStringForKey:value:table: and any .strings files
Merge pull request #4 from hsarret/master

Documentation update
Sort LocalizationItems
Support [ registration = "Registration"; ] style
Merge pull request #5 from Psli/master

Sort LocalizationItems by key and 	support other style
Merge pull request #8 from hsarret/master

Documentation update
Bug fix
Merge pull request #9 from hsarret/master

Put warning message on its own line
Warnings section based on users feedback