added intro to web
added intro to web
Adding notes from the apis and json lecture
Update json_and_apis.md

Removing extra *
Add intro to JSON and APIs to TOC
Add dom intro notes.
Add more further reading and TOC
Add joins notes
Update sql_joins.md
Add further reading
Add Methods and RSpec lessons
Merge branch 'master' of https://github.com/wdi-sf-jan-2014/notes
Update README.md
added controller notes
added lab
added lab
Adding intro to databases and sql notes.  Also modified the README.md to add intro the notes to the table of contents
High level lesson outline
added diagram
merged