new manual weather configuration based on a http://en.wikipedia.org/wiki/St%C3%BCve_diagram Stuve (Stüve) Diagram. work in progress, up to now it's just displaying current weather, edits are not yet written to fg.
- rename the directory from webgui to Phi - let the webserver's root point to Phi instead of Docs - redirect old /gui/ url to the new location (/)