0.02    2019-07-24T07:49:06+0900
    Let all programs accept "-h" switch for showing usage.

0.01    2019-07-24T07:30:22+0900

    Initial release. :hooray:, with the following programs

    - p5find-regex
    - p5find-str
    - p5find-sub
    - p5find-token-word
    - p5find-unused-package
    - p5find-variable-methods
    - p5find-words-used-only-once
