First Iteration of using JSON for userSelection
Updated whole project to use json
Working iteration
Refactoring and updated Picasso lib
Removed logging
Background images renamed
Merge pull request #8 from sahildave/jsonUserSelection

Using json instead of csv file for news-cat file.
Using Enums for Newspapers, Category
Updated UI of welcome screen and some minor bug fixes
welcome expandable list expands more!
Updated share button overflow icon
Removed static elements from userPrefs and NewsCatPrefs
Updated Blog, Editorial string