Fix error with TCanvas update

git-svn-id: https://subversion.gsi.de/dabc/trunk/plugins/root/js@2823 bcbf6573-9a26-0410-9ebc-ce4ab7aade96

Author: linev

scripts/JSRootCore.js

@@ -14,7 +14,7 @@
 
    JSROOT = {};
 
-   JSROOT.version = "3.1 dev 1/12/2014";
+   JSROOT.version = "3.1 dev 2/12/2014";
 
    JSROOT.source_dir  = function(){
       var scripts = document.getElementsByTagName('script');