Reflect current branding for Anaconda - no more CE
removed require() as means to load library
manually added YAML header to markdown document
Merge pull request #669 from chendaniely/r-library-require

removed require() as means to load library
Merge pull request #651 from deeplycloudy/master

Reflect current branding for Anaconda - no more CE
Added "in" and "out" code blocks in the regex lessons.

Also added the third notebook with 'evil' data in it.