Update dictionaries and fix mistakes

- Combined de dict :
  Remove digraph shortcuts that were in by mistake.
- Combined en dict :
  Set freq of "baton" "batons" "mace" "puff"
  "puffs" and "tasers" to zero. They are offensive
  in en_GB.
- Combined en_GB dict :
  Change freq of "il" to 0 and flag it "not a word". Still
  in the dict as a whitelist entry for "I'll"; for some
  reason it had freq 99.
  Add "milk:122" and "practice:143"
- Combined fr dict :
  Add missing words : "Nostradamus:40" "défendais:30"
  "gmail:50" "générale:140" "hm:0" "hmm:0" "y'en:130"
  "l'apocalypse:31" "m'épuise:30" "recontacter:80"
  "t'annonce:30"
  Set freq of non-word shortcuts for digraphs to 1 instead
  of 0, allowing to gesture them.
- Combined ru dict :
  Remove a lot of two-character non-words.

- Binary de dict :
  Remove the obsolete "options" header, and add the "dictionary"
  header.
- Binary en dict :
  Flag "hoe" "hoes" "il" "shel" as non-words.
  Also drop freq of "il" and "shel" to 0
  Add the "locale" header that was missing.
- Binary es dict :
  Add the "dictionary" header.
- Binary fr dict :
  Add the same words as above. Non-word shortcuts were already
  set to 1.
- Binary it dict :
  Add a "dictionary" header. Also change freq of
  "Šarapova" from 50 to 37; not sure why it was 50.
- Binary pt_BR dict :
  Add a "dictionary" header.
- Binary ru dict :
  Add a "dictionary" header and remove the same words as above.

For all dictionaries : bump the version to 27.

Change-Id: I94fe7f8f42b31fdad223085c00a94115e14d2276