This commit changes a lot of things, the major changes are as follows:
- removed all old web files from server module
- Switched to using Typescript for development of the frontend
- fixed /events/list/list endpoint duplication
- Compile all TS code into a single JS file
- Add automatic gulp building/cleaning on maven steps
- Add object parity in TS for OOP handling
- All relevant API calls have own TS file for request eliminating duplicated code
- Add read-only API key support for embed pages (so that a temp key can be generated for anonymous users without write permissions)
- Fixed several typos and small issues
