Grokking functions notes
Grab arun's modifications

Merge branch 'master' of github.com:arun-instructor/GA-Curriculum-September-2014
Add grokking functions link to outline
invoking an iife
Homework
Oops, link to hw homepage
Add further reading about closures
add examples from myla's question
Work on constructors and prototypes
Merge branch 'master' of https://github.com/arun-instructor/GA-Curriculum-September-2014

Merging