Add some guiding text to scholarships modal
clean up wording a bit at top of page
 - remove quotes around confirm
 - remove an isntance of 'you're ready' that was missed yesterday
add btn style to confirm button
 - so it matches the other buttons
fix logic on which sections are shown in different cases
 - make sure text shows up indicating that confirm is needed when no payment methods are accepted online
 - Don't show payment heading if no payments are active
only prompt for entering payment details when payments are accepted online
Merge pull request #266 from CruGlobal/review-reg-updates

Review reg updates