Transfer hardcoded osr options to options structure

Implements #423. To be done: add preprocessor options for tolf and maxit.
doc: sbvar stub, ref #237
build system bug fix
Fix clean rule wrt reporting files
Merge pull request #432 from JohannesPfeifer/osr_crit

Transfer hardcoded osr options to options structure
doc: fix typo
osr: add maxit option ref #423
osr: add tolf option closes #423
Update macroprocessor slides
error when bad value passed to graph_format
rm graph_format=fig for Octave compatibility
Duplicated @dynSeries/disp code in @dynSeries/display (so that the name of the dynSeries objected is correctly printed in the command window).
Removed leading wihite spaces in variable names.