Update gemspec
Rename
Add extension base code
Add remove indention feature
Add option 'remove_blank_line'
Update options.exts to allow string
Add Cucumber tests
Add Travis settigs
Bump up version
Update README
Rename indention to indent
Add travis-ci, rubygems badges
rename
Merge branch 'master' into develop

Conflicts:
	README.md
Merge branch 'master' into develop
Merge branch 'master' into develop
Update version: v1.0.0

- Add subdirectory feature
- Add japanese readme
- yak shaving
Merge branch 'release/v1.0.0'