Flextype 0.9.3 release

Fixed

• Flextype Core: Entries - issue with binding arguments inside method fetchAll() - fixed. #182
• Flextype Core: Entries - issue with possible boolean false result from Filesystem::getTimestamp() inside method fetchAll() - fixed. #182
• Flextype Core: Entries - issue with possible boolean false result from Filesystem::getTimestamp() inside method fetch() - fixed. #182
• Flextype Admin Panel: critical issue with possibility to register two admins! - fixed. #183 #182
• Flextype Admin Panel: Left Navigation - active state for Templates area - fixed. #182
• Flextype Default Theme: issue with TypeError: undefined is not an object for lightbox - fixed. #182
• Flextype Default Theme: fix thumbnail image for Default Theme #182