Edited the test_dataqc_solarelevation function to fix np.timedelta error
added num exprs for OPTPARW (biospherical and satlantic to opt module)
added PAR unit tests to test_opt_functions.py
Merge pull request #87 from crisien/opt

CIDEVMI-1025 Added PARAD Classes
Adds CDOMFLO, CHLAFLO and FLUBSCT as well as unit tests
Merge pull request #93 from crisien/flo

CIDEVMI-1019 - Adds CDOMFLO, CHLAFLO and FLUBSCT as well as unit tests
Adds the echo intensity scale factor conversion
Finalized ADCP ECHOINT with unit tests
Merge pull request #94 from cwingard/adcps

CIDEVMI-983 Adds ECHOINT_L1 Function for ADCPs
adds DOCONCF DPAs for DOFST instrument class
Merge pull request #96 from s-pearce/dofst

CIDEVMI-1013 : adds DOCONCF DPAs for DOFST instrument class
Extended OPTAA subfunction and added OPTAA wrapper-function unit tests.
Merge pull request #98 from desiderr/acswork

CIDEVMI-1067 Extended OPTAA subfunction and added OPTAA wrapper-function unit tests.
changed met_functions to comply with pull request #81 regarding magnetic_declination and the magnetic_correction functions
Fixed vel functions and bettered the docstrings and comments
wrapped up the changes to vel functions for VEL3D and VELPT instruments
Cleaning up formatting and vectorizing pco2w
updated vel_functions to contain the numexpr's for vertical velocities.  Also updated the README.txt and cleaned up comments in do2_functions.
Reworked for sparse inputs for blanks and vectorized
Final edits to PCO2W functions, vectorizing and setting up for use of sparse data type for blanks