Revised for Public Release (#128)

* docs: fix to include a space before and after alphabets by textlint

* docs: remove a period mark in list item

* docs: fix typographical errors

* docs: auto fix by text lint preset-ja-technical-writing

* docs: revise the info part

* docs: revise the path part

* docs: revise the components part

* docs: fix typographical errors

* docs: revise the design point part

* docs: activate link

* docs: correct review findings