New Rmd vignettes; enhanced documentation

friendly released this 02 Oct 15:52

· 171 commits to master since this release

b3ee68c

Added cex.label arg to heplot3d()
Convert old Rnw vignettes to Rmd
Fix documentation infelicities
Added TIPI data
Added glance.mlm() as an extension of broom::glance.lm()

Assets 2