Improve the russian dictionary.

Deleted: 38 words
Probability adjusted: 11 words
Added: 1299 words

[Category diff]
+1      15
-1       0
+2       0
-2       0
+3       0
-3       0
+4       0
-4       0
+5       0
-5       3
+6       1
-6       0
+7       0
-7      13

[Weighted category diff]
+1      15
-1       0
+2       0
-2       0
+3       0
-3       0
+4       0
-4       0
+5       0
-5       3
+6       1
-6       0
+7       0
-7      13

Change-Id: I1a6513954d60b30738cb849578ce535c5e05eb1a