added simplecov and added some folders/files on gitignore
added .rspec.sample
using some rspec best practices and added 100% coverage
added gem pry
refactoring the enable/disable_tag_index method
refactoring the tags_separator method
refactoring the tags_index_collection_name method
some refactories
creating base module for default methods and attributes
creating localized tags and added to Base some generic methods