Update documents to use Firefox 52 ESR + WebIDE for CMN2015-1

[dynamis]

Overview Description (Goal of this issue)

Latest Firefox don't support B2G WebIDE (#192). We need to update documents to introduce Firefox 52 ESR and how to set config to stop auto-update

Action Items (Requirements to close this issue)

update documents for CMN2015-1

• [ ] https://chirimen.org/docs/ja/quickStart.html
• [ ] https://chirimen.org/docs/ja/CMNsoft_spec.html
• [ ] https://chirimen.org/docs/ja/dev_windows.html
• [ ] https://chirimen.org/docs/ja/basic_startup.html
• [ ] https://chirimen.org/docs/ja/FAQ.html

and some more?

[gurezo]

@dynamis and more

Action Items (Requirements to close this issue)

update documents for CMN2015-1

• [ ] https://chirimen.org/docs/en/quickStart.html
• [ ] https://chirimen.org/docs/en/CMNsoft_spec.html
• [ ] https://chirimen.org/docs/en/dev_windows.html
• [ ] https://chirimen.org/docs/en/basic_startup.html
• [ ] https://chirimen.org/docs/en/FAQ.html