Merge pull request #8 from margaretblue/master

restricted lists
Add searches to booklust_controller
Tooltips + navbar
Merged in nav bar + popovers
Merge pull request #9 from zestos/master

Navbar + basic popover
Popover tweaks (non-persistent)
Merge branch 'controller-fun'
Merging popover tweaks
add more model testing
Merge pull request #10 from zestos/master

Popover tweaks (non-persistent)
Merge branch 'more_testing'
add more testing for models
Merge pull request #11 from JasonLev/master

more testing of our models
Refactor booklusts_controller.rb
Fixed popover behavior
Merge pull request #12 from zestos/master

Fixed popover behavior
Add book_user_controller and index page, change BookUser model, requires rollback and migration
Make book category lists unique in booklusts_controller.rb
Dry up booklusts_controller
book unique by title, popover links and style
"book unique by title, popover links and style"
Merge branch 'makeoriginal'