grammar typo fix in ch 5 s/not try/not trying/
Merge pull request #207 from bmabey/chapter5-grammar-fix

grammar typo fix in ch 5 s/not try/not trying/
Small correction in comment (lambda2 not lambda1)
Merge pull request #209 from markhepburn/patch-1

Small correction in comment (lambda2 not lambda1)
relative link changed to https
Merge pull request #211 from EricChiang/linkfix

relative link changed to https
Update github_pull.py
Update README.md
Update README.md
added chapter name to readme
added chapter name to readme
added chapter name to readme
added chapter name to readme
corrected language
added chapter name to readme
added chapter name to readme
corrected spelling
Merge pull request #213 from PsychoCoderHC/master

additions and grammer typo fix
Improved IPython usage hint
Do not track IPython notebook checkpoints