Specification of dsb grammar, added test page which uses YQL for cross-domain query to bpservlet.

Conflicts:
	jison/bp.jison
	jison/bp.js
Further improvements on the grammer and made request run at 2 seconds interval.
Added delay to train data, modified linie token.
Added readme file.
Combined token linie and station, which could not lexically be separated.
Project restructure.
Small adjustment of makefile.
Small error.
Changed position element to just contain x and y instead of position.x and position.y., simple drawing of trains on old layout finished.
Made the canvas the size of the window.
Added missing jspp tags.
Updated makefile.