update todo solution
add student atm
add memory student
Merge branch 'master' of https://github.com/tibbon/WDI_Summer_Public
Merge branch 'master' of https://github.com/tibbon/WDI_Summer_Public
rename user validation
Merge branch 'master' of https://github.com/tibbon/WDI_Summer_Public
Added Ajax Rails example and Ajax Sinatra example
Merge branch 'master' of https://github.com/tibbon/WDI_Summer_Public
merging commits