Log Message:
Update ibus-pinyin to 1.3.11.

    Fix make distcheck errors.

    Tiny modification to m4/boost.m4.

    Pass $CXXFLAGS to $ac_cpp to make cross-compilation of ibus-pinyin easy.

    Remove sqlite3 in create_db.py

    Remove duplicated EXTRA_DIST value in lua/Makefile.am

    Add PY prefix of all file names to avoid name conflict on some file
    system than is case insensitive.

    change the default fuzzy settings