Drafting the CG Report on Use Cases and Requirements

Dear All,

I have uploaded the initial draft of the CG report:
https://github.com/httpslocal/usecases/blob/master/index.bs
HTML preview is available at: https://httpslocal.github.io/usecases/

The HTML version of this draft is generated by Bikeshed.
The detailed instruction of editing is available at
https://github.com/httpslocal/usecases/issues/27

Any suggestions by submitting your PR or posting your comments on GH issues
are highly welcome. I appreciate your kind cooperation.

Thanks,
- Tomoyuki Shimizu, co-chair of HTTPSLocal CG