Enabled relative references (relative to the base url) for all reference
components
temporarily deleted tikz libraries to avoid git/eclipse strangeness with
continually changing file properties
readded tikz files to texmf (not sure if they are meant to be here though
parsed down url to biophysical_cell components
removed positions from user_layer.Population __repr__ as they are no
longer there
added build hints to biophysics extension module
added build hints to biophysics parser
changed segment division into segment class