main.js reorganizing

cleaning up some stuff regarding responsive behavior
dashboard.css

adjusted top margin
main.css fixing navbar collapse

newly compiled bootstrap files, switching the collapse breakpoint from
767px to 932px
main.css index.html dropdown collapsed navbar

working on showing the bot selector drop down menu while navbar is
collapsed
index.html & main.css collapsing navbar working

used multiple navbar-header classes
next:
1. Add user drop down menu to navbar (and have it collapse with other
content probably)
2. Add icons for github and twitter to footer, and maybe to
non-collapsed navbar
Merge branch 'John'