Adding first bits for Programming 201 - Ruby. Introduction and a section on Arrays.
Adding a section on Ruby Hash in programming-201.
Now we have a section for Ruby methods.
Yay! a nice little section on Ruby objects and classes for programming-201.
Bunch of fixes for warnings and typos. Also added return values for every line of ruby code as it would show up in irb.
A section on running Ruby code and irb.
Fixes based on @miketheman comments on the pull request :
* Splitted the sentennces, one sentence per line
* Matching C++ example.
* Example for why everything is an object statement in Ruby is strictly not true.
* Fixes for miscellaneous typos.
Merge branch 'master' of https://github.com/pradeepto/curriculum into pradeepto-master
programming_201: updated style a bit of wording and grammar, added todo