User interface changed; Phonegap device, push, contacts plugins added an...

Changes on the user interface:
  - The changes between tabs are now faster.
  - The changes between tabs can be done with swiping the screen.
  - Icons added for tabs.
  - Inputs are reformatted.

Plugins added for using the contacts of the phone, getting device information, and enabling push notifications for devices.

How to compile and run:

The app now can be run with 
 phonegap local

For example, to compile the app for Android devices, just use these commands:
 cd client
 phonegap local run android
 
 Note: Phonegap CLI should be installed first.