Modified and beautified the documentation: * INSTALL.txt, doku/Makefile, doku/source/conf.py, doku/source/functionality.txt, doku/source/index.txt, doku/source/restrictions.txt, website/favicon.png, LICENCE.txt: added more details to the content of the documentation. some more configurations. * doku/source/LICENCE.txt: New. Added a licence-text (symlinking into the documentation). * doku/source/_static/favicon.png, doku/source/_static/logo_wide.png, doku/source/_templates/indexsidebar.html, doku/source/_templates/layout.html: Optic-cosmetics.

SYMBOL
	NAME "l_dash-dotted_1pt_c255-255-255"
	TYPE SIMPLE

	#dash-dot line where the dashes are seven and spaces are five pixels long
	#first number: dash length (7 pixel)
	#second number: space length (5 pixel)
	#third number: one pixel dot 
	#fourth number: space length (5 pixel)
	PATTERN 7 5 1 5  END 
END