Updatge Security block to work with non-Rock Contexts
Fix viewstate error caused when changing a page's layout and then doing a postback
Update CheckList block so that it actually hides when there's no items in the list (still need to streamline selects)
Add validation for requiring the default page on a site
fixes #222
Remove person's title from the title display on person profile page
Fixes #225
Make boolean values in page JSON be consistently lower-case
Fixed #224
Merge branch 'origin/develop'