Implement getMaxProbabilityOfExactMatches().

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

native/jni/NativeFileList.mk

...ve/jni/com_android_inputmethod_latin_BinaryDictionary.cpp

native/jni/src/suggest/core/dicnode/dic_node.h

native/jni/src/suggest/core/dicnode/dic_node_utils.cpp

native/jni/src/suggest/core/dicnode/dic_node_utils.h

native/jni/src/suggest/core/dicnode/dic_node_vector.h

native/jni/src/suggest/core/dictionary/dictionary.cpp

native/jni/src/suggest/core/dictionary/dictionary.h

native/jni/src/suggest/core/dictionary/dictionary_utils.cpp

native/jni/src/suggest/core/dictionary/dictionary_utils.h

.../com/android/inputmethod/latin/BinaryDictionaryTests.java