added engine_store.py
cleanup
cleanup
fixes and corrections for testopenmmengine
Merge remote-tracking branch 'dwhswenson/sample' into samplestorage
moving classes
use netCDF vlen for trajectories
use netCDF vlen for trajectories
fix error in base_cls
fix error in base_cls
cleanup of Storage
fix orderparameter to use Configurations not Snapshots
added storage support for SampleSet
fixing
simplify caching
simplify caching
simplify caching
added .replica to sample_storage and removed .mover
Merge remote-tracking branch 'dwhs/sample' into samplestorage
Merge pull request #10 from jhprinz/samplestorage

[WIP] Adding storage