Merge pull request #3 from lukecampbell/master

Adds geomag to dependencies
Update README.md
Removes PSS78 constant

See PSS78 algorithm for details.
Merge pull request #4 from lukecampbell/fake_data

Removes PSS78 constant
Created file for CTD related functions
Further editting of ctd_functions.py
Finalized L2 CTD functions and test
Merge pull request #5 from cwingard/ctd-functions

Ctd functions
Including missing files
Merge pull request #6 from cwingard/ctd_func_2

Including missing files
Buildout 2.0
Adds dataqc_globalrangetest_minmax
Fixes qc-func
Adding test functions for built-in numpy functions
Finalizing test function for interp
Completed new test functions, editted QC README, adding dataqc_localrangetest.
Initial coding of all QC functions, adding more utils and editting of QC README.
Adding QC test functions and debugging
Added final QC test functions and debugged based on tests
Merge pull request #7 from cwingard/qc

QC functions and test functions