With them shown in a modal, you don't lose your place in the pagination. If the request comes via Ajax, the minimal layout is used. If via a normal request, the full layout is used. That lets you open the details in a new tab and have the full experience, but if you're clicking through the results of a search, you can view many without losing your place.
Added ability to reload database connection (refresh problem)
Bugfix display hot books (no hot books, hot books are deleted books, no longer result in error 500)
