add backend for ve ads
style ads
add GA tracking for ads
add simple specs for ads
updated copy and meeting links
updated more copy and deleted repeated explanation
fixed grammar
added the accordion
addeed in open the latest tab
added the two missing divs causing the accordion error;
updated group with week 2 event
Update _sg_ruby.html.erb

Change to week 2
week 10 rails studygroup updates
Merge branch 'dev' into ads
set up an ENV var for ad showing
remove puts
add ve ads
update ads spacing
set up sidebar ad box
add simpler box ads