adding hist features
making changes
1. Changed makefile backed to compile CORE's
  code locally
2. Using Ryan's HistTools from lesson2
3. Added Begin/EndJob() to be consistent.
forgot HistTools.h/cc
removed hist_tools --> HistTools
"Merging vince_dev back to master"
Merge branch 'vince_dev'
updating setup script to make output directory
fixed errors