histogram for employmen tenure
fixed colors to constant hcl model
Maybe done for blog202
finishing blog
cleanup
reorg files for churn202 release
removing old files
temp for 202
Merge branch 'blog202'

Conflicts:
	blog202.R
	plots/paw_1.png
	plots/paw_2.png
	plots/paw_3.png
	plots/paw_4.png