Border for the ListView on MainActivity
New style
profile now dynamic
creation of the drawer class
beginning of friend search
added a way to search an follow people
added a way to delete friends
bug fix: a user now can't add himself
added a catalog and a item class
the classes we gonna use for the catalog
from now on, *Activy extends Drawer instead of Activity
building the catalog activity
catalog's finished
waiting for server-side to extendly test
upgraded the synchronisation
frenched the buy button
made the main tite an hyperlink to the website
prevented graph to crash if empty
reorganized the catalog : now the user can choose the organization of the items himself
bug fix: now an item can display several feedbacks
started the coding of a service to check for new friends
made some server integration
Merge branch 'APP43/imageUpload'

Conflicts:
	res/layout/activity_main.xml
	res/layout/activity_signup.xml
	res/values/color.xml
	res/values/styles.xml