bugfixes to algebra code
fixes to doc
corrected Tex'ing of coherent state amplitudes to allow for sympy values, fixed ordering of local factors in kets
changed substitution for ScalarTimesKet and CoherentStateKet to allow for sympy values
corrected how zero operators get translated to qutip objects
Made decay rates for Kerr cavity model positive, fixed sparse qutip matrix export for zero operator
Merge branch 'develop' of github.com:mabuchilab/QNET into develop
added .gitignore, COPYING.txt
added doc/_build to gitignore
corrected .gitignore
cleaned up a little bit, added kerr_model_matrices.py for extracting SDE from Kerr-Cavity-based SLH model
added/updated kerr semiclassical sim tool
Added explicit 2 and 3 port Kerr Cavity models
added Charlie's inverting Fanout
fixed bug in parser where parameters couldn't have negative sign
added inverting fanout component
parser now supports numeric generic assignments
updated euler stepper
added component symbols
fixed inverting fanout