handling og up button on actionbar
Merge branch 'master' into tablet
selected filter saved in instance state
darker background of "more comments" button in last_comment_view
Merge remote-tracking branch 'origin/master'
Merge branch 'master' into tablet

Conflicts:
	src/main/java/com/tadamski/arij/issue/list/IssueListActivity.java
	src/main/java/com/tadamski/arij/issue/list/IssueListFragment.java