Added pluralize

Version 2.2.0

Merge pull request #46 from andresilvagomez/release/2.1.0

Select if users want to localize and external providers

v2.0.5

Release 2.0.4

Merge pull request #27 from andresilvagomez/fix/string

Fix Locale keys only with one string file.

Version 2.0.2

Merge pull request #23 from andresilvagomez/feature/include-testing

Tested 🤗 with cocoapods

Merge pull request #22 from andresilvagomez/master

Version 2.0

Swift 4 support