Updated modularization and added lots of Rcout commands in cpp files for debugging.
fixed minor conflict.
Merge branch 'modular' of https://github.com/lme4/lme4 into modular

Conflicts:
	R/modular.R
mostly just some edits and additions to getME
re-run of do-roxy to fix namespace and Rd files.
Merge branch 'modular' of https://github.com/lme4/lme4 into modular

Conflicts:
	NAMESPACE
	man/lmer.Rd