removed test for equal length, since ncol specifies non-atomic
branch to simplify functions
fixed issue with logic for z.out vs elevOut
made getTimeInfo private
simplified logic for z.out elev.out depth.out
deleted .Rd files for functions that are now private
Merge pull request #23 from jread-usgs/simpleGLMnc

Simple glm.nc - cleaning up methods and reducing redundancies.