beginning
moving along
something
more
adding SPIn capabilities
minor
remove marginal effect line
merged with master v0.05

Merge branch 'master' into HRMeans

Conflicts:
	DESCRIPTION
	R/coxsimLinear.R
	R/coxsimtvc.R
minor updates
minor clean up
remove extraneous spin bounds
first working version of SPIN for coxsimTVC
v0.6 working
minor corrections (remove newdata)
bug fixes to examples
v0.6 cleanup 1
more documentation fixes
qi automatic recognition in simGG
bug fix for lb spin when qi = "Marginal Effect", Now -Inf
Removed first difference and hazard ratio functions from coxsimInteract. These didn't really make any sense.