Fixed some typos
Fixed typo in license file
Updated version of "cubalider/prepaid-card-as-abstract" to 0.2.* in composer.json file.
Implemented methods add,pick and delete.
Fixed route of doctrine mapping file for Windows OS. Created test for add, pick and remove methods (fix #1)
Merge pull request #2 from mectwork/category_manager_new_methods_implemented

Updated "cubalider/prepaid-card-as-abstract" to "0.2" (fix #1)