Bugs:
1.when receiving update new post appending it last fixed now inserting
at first place to be shown like they published
2.drawer navigation
3.alarm is repeatidly 
4.adding true images and changed the pics in server to compresses small
png files 
5.adding images for courses and added function in utilities class to
handle the resources for each course 
6.showing icon for subscribed courses 
7.text with Url ,Email,Phone and so on fixed to be clickable

TO-DO:
1.when image attached to post it appears in mobile as OBJ 
2.subscribing to workshop which collide with another 
need to set mechanisim to handle this case inorder to show real
functionalty woth alarms
3.Filter icon in action bar issue should be descussed what its
functionalty and how this action make the app better 
4.navigate up always returns to first fragment(Updates)
5.add some vibrating on/off and special sound alert to the notifications