Move java code to a different directory so that the unbundled
version doesn't try to compile the native code again.
Change-Id: I05cf9e643824ddc448821f69805ccb0240c5b986
First pass at automatically adding new words that the user types and deliberately
accepts.
After typing the word 4 times, the word gets promoted to being valid.
After typing the word 7 times, the word gets added into the UserDictionary and can
be removed from the UserDictionary Settings UI.
Also add a second row of symbols to the period popup.
