Merge tag 'android-6.0.1_r3' into 601r3

Android 6.0.1 release 3

* tag 'android-6.0.1_r3':
  Import translations. DO NOT MERGE
  Correctly set formula text size after rotation
  Import translations. DO NOT MERGE
  Check for decimal point after adding ellipsis
  Cleanup of timeout handling and message
  Implicitly clear on incomplete keyboard input
  Generalize % operator: Handle 100+10% as expected
  Don't evaluate a lone decimal point to zero
  Address FIXME comments from previous cleanup CL
  Announce when formula has been completely deleted.
  Fix factorial(0)
  Add docs directory and contents
  BoundedRational.java cleanup
  Evaluator.java and CalculatorExpr.java cleanup

Change-Id: I4c99b9f76c6e7d5bf4f7355dcd8f205b4935608b