Merge pull request #1 from CalvinFernandez/master

basic login connectivity
Show all contacts

Accesses contacts from all apps which probably isnt' necessary (and is
slow). Simple list layout.
Fix media volume to half max
Handle login failure with dialog popup
Add friends activity
Add click and long click interaction to friends list
Add ability to add friends with search
Add ability to delete friends from list
List all contacts from phone. Add ability to add friends or invite contacts
Add loading spinner to login. Create signup activity and link signup button.
Create sign up activity.

Take username, password, phone number, email. Validate and show loading
progress. On error display problems. On success log user in.
Sign up comments
Add class to help with system notifications
Fixed sessions bugs to work with new api and added ui
Merge branch 'master' of https://github.com/elihart/lyricoo-android.git
fixed conflicts