create magellan class, #14
migrate to class definition, #14
synax error fix
Merge branch 'argparse-fix' into magellan-class
move utility functions out of the class, ensure argparse values are used in loc_analyze
fix SQL queries, fix magellan module call
typo on import argparse
fix import numpy, ensure args get passed if defined, user-defined plot file, only average away locations if there's more than 1
merge tested magellan class implementation. Fixes #14, Fixes #3