Added log out button to action bar
Merge pull request #20 from EDA397-GROUP4/4LogoutButton

Added log out button to action bar
Remove textbox from Story List
Merge pull request #21 from EDA397-GROUP4/4_remove_textbox_part2

Remove textbox from Story List
Merge remote-tracking branch 'Github/master' into 4_AddButtonAssignPair

Conflicts:
	res/values/strings.xml
	src/se/chalmers/group4/codenavigator/AssigningpairActivity.java
	src/se/chalmers/group4/codenavigator/StoryViewActivity.java