reverted armadillo changes because of windows linker errors and pushed this into new branch "Armadillo"
added CAC (common allometric component)
added RegScore to calculate Regression scores as described in Drake & Klingenberg(2008)
added option to revert vecx
added example in vecx docu for reverting
minor change in docu
roxygenized with roxygen2-3.0
Merge branch 'master' of ssh://git.code.sf.net/p/morpho-rpackage/code

Conflicts:
	man/vecx.Rd
applied rules new in roxygen2 3.0
fixed naming of returned matrix in RegScore and added warning section
Revert "added first function to use RcppArmadillo"

This reverts commit 3b29d1de6fd636e8ad6aeb6012139a0851eb80fe.
Merge branch 'master' into Armadillo
switched almost completely to C++ utilizing RcppArmadillo
implemented the fast permudist in groupPCA and added support for rounds=0 in permudist just reporting distances between group averages.