Strsync

add an option ' --ignore-comments'
- Allows to ignore comment synchronization.

- fix a problem for '\n' containing content. (In '.string' file, newline is also natural literal)


1.0.3_hotfix
fix some side effects.

- Add a feature to translate all keys forcefully.
- Minor bug fixes.

- Add a option '-fb' to synchronize value as same as Base