recreated #1255 to change file delete operations to file move
wired the ClientDataStorageManager into the ClientStumblerService for
the standalone Android Stumbler
Added an explicit flush to sdcard prior to uploading if we are saving all our stumbles.
Merge branch 'dev' into features/1255-move-logs-new

Conflicts:
	android/src/main/java/org/mozilla/mozstumbler/client/subactivities/DeveloperActivity.java
	android/src/main/java/org/mozilla/mozstumbler/service/Prefs.java
	android/src/main/java/org/mozilla/mozstumbler/service/uploadthread/AsyncUploader.java
	android/src/main/res/layout/fragment_developer_options.xml
Merge pull request #1345 from crankycoder/features/1255-move-logs-new

Copies stumble logs into the sdcard instead of deleting them