Release 0.3.0

• feature: Refactoring
• breaking: Drop supports for Ruby 2.5, 2.6
• misc: CI enhancements

Release 0.2.0

Merge pull request #7 from epaew/feature/0.2.0

Release v0.2.0

Release 0.1.6

Merge pull request #5 from epaew/v0.1.6

V0.1.6

v0.1.5

• Remove support of Ruby 2.3.x
• Add test case

v0.1.4.1

• hotfix: command not executable...

v0.1.4

• Add helper methods for tmux formatting.
• Some refactorings.

v0.1.3

forbid recursive execution and refactor tests

v0.1.2

refactoring for ease to reuse

v0.1.1

add test and gemspec

v0.1.0

set version