Pre-release fixes
Merge pull request #82 from mitchellgordon95/master

Pre-release fixes
Added some fixes.
Updated line numbers to reflect pre-release fixes
Merge pull request #84 from mitchellgordon95/master

Updated line numbers to reflect pre-release fixes
Added import for import android.view.WindowManager;
Moved DownloadHandler definition a bit.
More DownloadHandler improvements.
Fixed dependencies.
Fixed the lock screen problem.
Zapped a "hint" that was OBE.
Added more documentation for Executor thread pools.
Merge branch 'master' of https://github.com/douglascraigschmidt/POSA-14

# By douglascraigschmidt (8) and Mitchell Gordon (2)
# Via douglascraigschmidt
* 'master' of https://github.com/douglascraigschmidt/POSA-14:
  Added more documentation for Executor thread pools.
  Zapped a "hint" that was OBE.
  Fixed the lock screen problem.
  Fixed dependencies.
  More DownloadHandler improvements.
  Moved DownloadHandler definition a bit.
  Added import for import android.view.WindowManager;
  Updated line numbers to reflect pre-release fixes
  Added some fixes.
  Pre-release fixes