code cleanup, IFO as yaml, CLI, test

added 6 commits

• 8272df89 - Command line interface
• a5627e90 - Beginings of a test suite
• 6524f967 - Add squeeze module with functions for calculating filter cavity parameters
• 5ac2204f - preliminary support for plotting noises from nested dictionary
• 82513e3f - Struct.to_dict() support arrays and recarrays
• 3350be40 - matlab engine

Compare with previous version

added 3 commits

• c4ade3cb - simplify gwinc() to just take frequency vector as first required argument
• b3ed73c2 - Move to using list for ifo.Suspenion.Stage
• 874afcd9 - fix FilterCavity checking quantum.py

Compare with previous version

merged

mentioned in commit 1a078580