Removed old files with hard coding and added a ini file
Added a file which decodes the user's input. ie returns facebook if given fb etc
Added a module which convert the list of channels given by the user into a dictionary
Added a module to read ini file which contains the name of the channels.
Added a module which append the codes entered by user to a list containg valid channels.
Added the main engine module which take input from UI and calls the channels in the plugins
Merged all the modules of engine layer into one module
Added an ini file
Added a mock twitter plugin
Added mock facebook and mail plugins
Added a mock ui plugin
Cleared a bug which calls a plugin if any of the input is a part of name of channel
Merged engine to master