fix windows virtual machine vagrant box add
Merge branch 'master' of github.com:railsbridge-boston/railsbridge-boston
minor link change installfest
note difference between VM and Railsinstaller
note that curriculum contents subject to change
update install instructions to reflect Railsbridge VM
fix markdown
copy edit
typo
name host folder railsbridge
fix windows install instructions
merge installfest page into friday page

Reduce the number of clicks to navigate around on Friday
fix broken img src
copy edit installfest
Note a TODO
TODO for directory mentions
vagrant add box at the workshop friday, so we don't have to deal with paths
change osx and windows instructions so they downlaod the VM at the workshop
tweaking VM instructions
--skip-sprockets on rails new; so people don't need to install nodejs