Merge "Have DictionaryFacilitator in LatinIME."

.../com/android/inputmethod/latin/DictionaryFacilitator.java

java/src/com/android/inputmethod/latin/LatinIME.java

java/src/com/android/inputmethod/latin/Suggest.java

.../com/android/inputmethod/latin/inputlogic/InputLogic.java

...nalization/PersonalizationDictionarySessionRegistrar.java

...com/android/inputmethod/latin/utils/DistracterFilter.java

...m/android/inputmethod/latin/utils/LanguageModelParam.java

java/src/com/android/inputmethod/research/MainLogBuffer.java

.../src/com/android/inputmethod/research/ResearchLogger.java