Some cleaning.
Added callback mechanism for options.py.
Improved Stations capabilities. (Automatically tracks station_count.)
Working scheduler loop including support for rain blocks:)
Fixed options page:)
Fixed master station in options and improved scheduler to support it in manual mode.
Merge branch 'refactor' of git://github.com/teodoryantcheff/OSPy into refactor

Resolved conflicts:
	options.py
	webpages.py
Some random fixes for the homepage.