Storage Naming Scheme exposes Email address

[he00741098]

• [x] Enforce email and username requirement in account registration
• [x] Store email and username
• [x] Update protobufs

[he00741098]

Change naming scheme

[he00741098]

Price of uniqueness -

• 1 additional sql search, eg. 1 additional binary search

[he00741098]

Giving up on the unique title naming scheme for now. While it would be nice, the cost isn't worth it. Instead, we will simply rely on the uuid crate to assign ids to sets. While uniqueness is not guaranteed, for these purposes, it should be enough.

[he00741098]

Should be complete.