bugfix #2760 - ft_select_range selects figure handle correctly for matlab >2014b now

git-svn-id: svn+ssh://svn.fcdonders.nl/home/svnroot/fieldtrip/trunk@9949 0cf7c7f0-3615-4144-b4e6-68da3bce3cd0
added test for multiplotER

git-svn-id: svn+ssh://svn.fcdonders.nl/home/svnroot/fieldtrip/trunk@9950 0cf7c7f0-3615-4144-b4e6-68da3bce3cd0