chnge:$nucleus['version'] v3.5SVN to v3.50SVN

chnge:$nucleus['version'] v3.5SVN to v3.50SVN
ADD: code to warn if using a non-mysql database handler and a plugin does not supportsFeature 'SqlApi'.
CHANGE: set php setting, display_errors, to 0 when not in debug mode to keep users with poorly configured servers from displaying errors on the page.
FIX: PHP5.3 warning caused by MANAGER::notify()

git-svn-id: https://svn.sourceforge.jp/svnroot/nucleus-jp/nucleus-jp/trunk@1043 1ca29b6e-896d-4ea0-84a5-967f57386b96