Merge pull request #149 from topcoderinc/indy-s194724-register_button_status

S-194724: disable submit and register buttons if they shouldn't be active
Merge branch 'dev' of github.com:topcoderinc/tc-site into dev
Removed unnecessary dots from 'case studies' page
Merge pull request #154 from topcoderinc/tom-I-105845-unwanted-dots

Tom i 105845 unwanted dots