Attempt to synchronize with master.
Merge branch 'master' of https://github.com/Adam140/LeanTasks

Conflicts:
	gen/com/mais/leantasks/R.java
Merge branch 'master' of https://github.com/Adam140/LeanTasks
Merge branch 'master' of https://github.com/Adam140/LeanTasks
Some task retrieval operations.
Another useless R.java commit...
Merge branch 'master' of https://github.com/Adam140/LeanTasks

Conflicts:
	gen/com/mais/leantasks/R.java
	res/layout/activity_main.xml