[add repo] add repository.wimm.web

[un1versal]

This adds a standalone repository for WIMM.

see comments/discussion at https://github.com/slash2009/XWMM/issues/133

This can be commited but needs addressing Isengard portions

@fyfe see below for todo

TODO

• [x] Create branch and prepare for receiving repo files.
• [x] Initial commit repo work and support Helix.
• [ ] Handle Isengard support (fyfe)
• [ ] Create Isengard addon releases and push to correct directory on server (fyfe)

Push the merge button once todo list is complete.