Update README.md

Update readme to add link to ramblingahoge, not that it matters too much. No real new information there.
Bug fix for communicating with server - was using POST method, should be using PUT method.
Fix for earlier fix - Ensuring data is encoded correctly for the API.
Updated a few things, added some fancy log and notice options in the settings menu, and made the updater code a bit cleaner. Next up is the hard one.
Removed a log function that was particularly annoying