Don't encode periods; Make charCodes uppercase

[Hopding]

Description

This PR prevents periods from being encoded, and causes character codes to be made uppercase (%2a -> %2A).

Motivation and Context

Fixes #451. Allows for funky silly snippet titles with unsafe URL characters.

Checklist:

• [x] My code follows the code style of this project.
• [x] I have added tests to cover my changes.
• [x] All new and existing tests passed.

Screenshots (if appropriate):

[thebho]

Yes, love my funky silly snippet titles