Added RVM installation instructions
Ranges instead of upto
Added ActiveRecord migrations tutorial
Added RVM workaround
Clearer explanation of MD5 sum
Clearer explanation: extract into home directory
Small Markdown fixes
Added instructions to download dev.db
Merge branch 'master' of github.com:dserban/WebDevCourseMaterials
Added PureTextOverflow.rb
Small Markdown fixes
Added ActiveRecord coding challenge
Added MVC pictorial
Added article on user authentication in Ruby
Added article on web scraping
Added nokogiri, json and alphadecimal to list of gems to install
Added libxslt-dev and libxml2-dev
Merge pull request #1 from rosedu/master

Create README.md