Add Kannada keyboard

java/res/xml-sw600dp/key_space_5kw.xml

java/res/xml-sw600dp/rows_kannada.xml

java/res/xml/kbd_kannada.xml

java/res/xml/key_space_5kw.xml

java/res/xml/keyboard_layout_set_kannada.xml

java/res/xml/method.xml

java/res/xml/rowkeys_kannada1.xml

java/res/xml/rowkeys_kannada2.xml

java/res/xml/rowkeys_kannada3.xml

java/res/xml/rows_kannada.xml

...oid/inputmethod/keyboard/internal/KeyboardTextsTable.java

...tmethod/keyboard/KeyboardLayoutSetSubtypesCountTests.java

.../src/com/android/inputmethod/keyboard/layout/Kannada.java

...oid/inputmethod/keyboard/layout/tests/TestsKannadaIN.java

...board-text/res/values-kn-rIN/donottranslate-more-keys.xml