Merge pull request #1 from q231950/update_readme

Updated category description in readme
Added category files
Merge branch 'master' of https://github.com/q231950/EDOpenURLCategory
Fixed spelling mistake
Removed category files from project root directory
Added cocoa pod files
 Moved files one level up in folder hierarchy
Removed old files
Updated example app
Added travic-CI config file
Updated tests
Updated travis config file
Updated schemes and made EDOpenURLCategoryExampleApp shared
Updated readme with travis build status image