Reworked PHWATER functions to accept blocks of multiple records as input
Vectorizes adcp family of functions, and conforms to PEP8
Merge pull request #75 from cwingard/phwater

OOIION-1707 Reworked PHWATER functions to accept blocks of multiple records as inputs.
Merge pull request #77 from s-pearce/adcp_fix

OOIION-1711 Reworked adcp family of functions to accept blocks of multiple records as inputs (vectorized).
Removes bad imports
Merge pull request #79 from ooici/magvar

Removes bad imports