Use "float" instead of "double"

java/src/com/android/inputmethod/keyboard/ProximityInfo.java

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

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

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

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

...utmethod/latin/spellcheck/AndroidSpellCheckerService.java

...ve/jni/com_android_inputmethod_latin_BinaryDictionary.cpp

native/jni/src/correction.cpp

native/jni/src/correction.h

native/jni/src/defines.h

native/jni/src/unigram_dictionary.cpp

native/jni/src/words_priority_queue.h