enhancement - speeding up warning once by addressing several bottlenecks #2225

git-svn-id: svn+ssh://svn.fcdonders.nl/home/svnroot/fieldtrip/trunk@9788 0cf7c7f0-3615-4144-b4e6-68da3bce3cd0
automatically synchronized identical files to revision 9788

git-svn-id: svn+ssh://svn.fcdonders.nl/home/svnroot/fieldtrip/trunk@9789 0cf7c7f0-3615-4144-b4e6-68da3bce3cd0