Fixed conversion way.

Signed-off-by: Mikhail S. Pobolovets <styx.mp@gmail.com>
Fixed codetable loading.

Signed-off-by: Mikhail S. Pobolovets <styx.mp@gmail.com>
Added required external dependencies.

Signed-off-by: Mikhail S. Pobolovets <styx.mp@gmail.com>
Added extension for String class to work with Unicode.

Signed-off-by: Mikhail S. Pobolovets <styx.mp@gmail.com>