#761 Add BBCode support for strike, sub- and superscript
#761 Remove plugins that are build-in
#761 Update CKEditor integration
Drop SQLite 3 layer
#802 Allow 256 characters in password field instead of 40
#802 Add function to hash with SHA512
#802 Convert password when loging in to SHA-512 if not done yet
#802 Add a salt field with a random value
#802 Don't add a random_key when updating
#802 UPdate the login script to handle old passwords and convert to new passwords
#802 Update registration form
#802 Update to follow new function
#802 Update login script
#805 Remove common_admin.php from ModernBB Core
Update language check
Fix error in installation
#806 Fix settings in user groups
Fix installer
Update installation interface
Merge branch 'version3.4' into version3.4-cdn