moving opts out of the formulae namespcae
Merge pull request #116 from slayoo/master

moving opts out of the formulae namespcae
Merge pull request #117 from djarecka/master

moving analytical equations and plots settings to new files
adding listing tags in test concurrent_1d
Merge pull request #118 from slayoo/master

adding listing tags in test concurrent_1d
new listing annotations in rotating cone test
adjusting 2D gnuplot plots for new grid interpretation (rotating_cone test is a good example where now the signal is centered, while previously it was shifted)
adjusting gnuplot output for 1D plots (xrange and forced histeps style)
converting asserts into exceptions in output gnuplot
adjusting test paper_example_2 to new grid interpretation
adjusting test mpdata_fct_1d to new grid
adjusting yet more examples to new grid; adding histeps emulation for 3D gnuplot plots
updating TODO
nx=nx=200->201 in tests/bcbf/*.cpp
Merge pull request #119 from slayoo/master

whole lotta changes in gnuplot plotting