latinime: Add "more" keys to ALL the keys

 * I'm in ur productivity, increasin' it.

Change-Id: I688bed9c3db7ef8d2c9dd5e4af72a65eb7f37966
LatinIME: Apply "Enable more keys for top row on tablets" (f6620308ba)
and "Add "more" keys to ALL the keys" (c561f31af9) to slavik layouts.

Change-Id: I9e9a655c1205d7dcbfaaef3e43acc8cb86326259
LatinIME: Bring back ALL the keys for QWERTZ

* QWERTZ keyboards were using rowkeys_qwerty2.xml as 2nd row.
  Add rowkeys_qwertz2.xml and enable AdditionalMoreKeys

Change-Id: Ibd4a578a2cd89e834cbf8cd7fb677c0dcba55547
Added smiles without noise to AOSP keyboard

Added some smiles on top of default: :) ;) :( :D :P ^^ -_-
They are very popular!

Change-Id: I5c78992ce3fa8b95052ca2136796bb7a9c4c510f
LatinIME: Add fallback loader for JNI lib

Prefer the JNI lib with gesture typing support.
If not available / installed fall back to the standard one without
geture typing.

Change-Id: I70a5f43386a9c72809a70bd286f3702378d6f9be
LatinIME: Only enable gesture mode if gesture lib is available

 * Prevents keyboard FC when gapps is not loaded.

Change-Id: I0d48e1cd80534513205f61913c798b48573ea38c
Update JNI fallback lib name

Change-Id: I18db2d4cc87ffafc5a439a193f4d8f894136f5eb
LatinIME: Add "more" keys to ALL the keys in Greek layouts

Change-Id: I120e7b94abd71baf24c97afbd20cf2c6c76df6ef