Total engine refactoring (#44)

* totally refactored the Languages, the Database and the IME module. New and more clear folder/package structure

* CharMap and LangHelper are no more

* removed many unused icons, translations and other resources

* deleted the old keymap samples

* Update user-manual.md

* Preferences are stored in Preferences, not in the database.

* removed some unclear and unused settings from the Preferences screen and the code.

* fixed issues with displaying the UI

* removed all non-English words and words with foreign spelling from the English dictionary

* 0 now works as it should in all modes.

* a more clear newline character in suggestions view

* last used input mode is now preserved and restored the next time

* removed the smiley and symbol dialogs

* capsMode -> textCase

* language names are no longer translated

* updated build instructions

* better use of threads for DB operations

* current text candidate is as long as the sequence, to make it more intuitive

* single characters are added to the end of the suggestion, when there are no more in the database

* Added ѝ to Bulgarian character map

* disabled adding words in a user-friendly manner

* when adding a new word is not possible, a toast message appears, for better user experience

* an error is logged when there are duplicate language IDs

* settings -> settings_legacy

* custom Logger class for easier debugging and no logcat flood in the Release version

* removed unnecessary single letters and invalid words from the dictionaries

* more translations cleanup; also corrected some weird translations

* upgraded gradle

assets/de-utf8.txt

@@ -5954,7 +5954,6 @@ Andorra
 Andrang
 Andranges
 andre
-André
 Andrea
 Andreas
 andrehen
@@ -10441,8 +10440,6 @@ Atomzeitalter
 Atomzertrümmerung
 ATP
 ATS
-Attaché
-Attachés
 Attacke
 Attacken
 attackieren
@@ -24205,7 +24202,7 @@ Bogenmaßes
 Bogens
 Bogenstück
 Bogenstücke
-Bogotá
+Bogota
 bogst
 Bohle
 Bohlen
@@ -25901,7 +25898,6 @@ Cabaret
 Cabrio
 Cabriolet
 CAD
-Café
 Cafeteria
 Calamares
 Callgirl
@@ -26094,7 +26090,7 @@ chartern
 charterten
 Charts
 Chassis
-Château
+Chateau
 Chauffeur
 Chauffeure
 Chauffeuren
@@ -26267,7 +26263,6 @@ Cineast
 cineastisch
 circa
 City
-Cività
 Clan
 Claude
 Claudia
@@ -26340,7 +26335,6 @@ Computerstimme
 Computertechnik
 Computerviren
 Concorde
-Conférencier
 const
 Container
 cool
@@ -26360,7 +26354,6 @@ Couleur
 Count-down
 Coup
 Coupe
-Coupé
 Coupon
 Coupons
 Coups
@@ -77418,7 +77411,7 @@ Militärarzt
 Militärärzte
 Militärärzten
 Militärarztes
-Militärattachés
+Militärattaches
 Militärbündnis
 Militärdienstes
 Militärdiktatur
@@ -80903,7 +80896,6 @@ negierter
 negiertes
 negiertest
 negiertet
-Negligé
 Negligee
 nehme
 nehmen
@@ -101437,7 +101429,6 @@ Sortimentsbuchhändlern
 SOS
 Soße
 Soßen
-Soufflé
 Soufflee
 Souffleur
 Souffleuren
@@ -121119,12 +121110,8 @@ Variationsbreite
 Variationsrechnung
 Varietät
 Varietäten
-Varieté
 Varietee
 Varietees
-Varietés
-Varietétheatern
-Varietétheaters
 variierbare
 variiere
 variieren

assets/fr-utf8.txt

@@ -1,5 +1,3 @@
-a
-à
 abaissa
 abaissable
 abaissables
@@ -193253,7 +193251,6 @@ landaulet
 landaulets
 landaus
 lande
-Länder
 landes
 landgrave
 landgraves
@@ -200002,8 +199999,6 @@ madrigalistes
 madrigaux
 madrilène
 madrilènes
-maelström
-maelströms
 maestoso
 maestria
 maestro
@@ -335641,7 +335636,6 @@ xylophone
 xylophones
 xyste
 xystes
-y
 yacht
 yacht-club
 yacht-clubs