UI changes for Statistic activity
Merge pull request #67 from milneti/ViquocBranch

UI changes for Statistic activity
Added a little Server functionality to Notification (still not ready)
lookup friends
cache on login
login caching complete
+dynamic titles +shortcuts button -hardware menus
+transaction/notification server call
+contact notifications
temp push
fixed JSON call +friends retrieve
Merge branches

	modified:   PayBack/src/com/example/payback/AccessNet.java
	modified:   PayBack/src/com/example/payback/LoginActivity.java
Merge pull request #69 from milneti/CacheTest

+JSON call +cache +lookupfriends +etc
minor fixes
Real simple fixes

fixed issues with transaction and contacts
Transaction Lookup PHP file

Needs to be tested for functionality.
transactions pull from server
minor additions
Merge pull request #72 from milneti/master

Pulling latest from master