An example commit for Ryan.
Committed an example for hilary.
Merge branch 'master' of github.com:GLEON/LakeMetabolizer

Conflicts:
	DESCRIPTION
Merged example for hilary
Changed description to an actual description.
added reference
added reference
completed function, adapted from k.cole.R
Mocked up first draft of metab.optim.

Also added metab.optim.ts outline to fill later.
Outline of o2.sat function added.
Wrote o2 saturation function.

Included USGS correction for altitude/pressure and the Weiss 1970 and Benson 1984 models of DO sat.
Create calc.lw.net

function for estimating net long wave heat flux
Create calc.lw.net.Rd
Create calc.zeng.R

function for estimating the latent and sensible heat fluxes
Create calc.zeng.Rd
Update k.read.R
Update k.read.Rd
Update k.crusius.R
Updated to match k.read. Not yet working
updated inputs and code