merge particlecollection into particle
add option to specify full time array
remove testparticlesimulation and add integrate method
default parameters for LM10
guess timestep when time grid specified
reworking potential classes to be sexier
reworked potential classes to be cleaner
make parameter values quantities
working with quantities built in...
remove some quantity stuff, make it a little faster i hope?
working
update energy tests
fix unit bug
now with reworked quantity stuff
sketchign out new form, added docstring
updated todo...