Roxygen2 v 4.0.0 upgrade + other doc upgrades
Updated the tests to match the new percentage without space layout
Updated package directory structure
Merge branch 'master' of https://github.com/gforge/Gmisc

Conflicts:
	DESCRIPTION
	man/describeFactors.Rd
	man/describeMean.Rd
	man/describeMedian.Rd
	man/describeProp.Rd