Update changelog and version tag

Author: linev

changes.md

@@ -6,6 +6,7 @@
 3. Fix - correctly display ^2 and ^3 in SVG text output 
 4. Fix - do not show tooltips for empty TProfile bins
 5. Fix - statbox toggling was not working on subpads
+6. Fix - positioning of 3D objects in Chrome in complex layouts 
 
 
 ## Changes in 4.5.0

scripts/JSRootCore.js

@@ -89,7 +89,7 @@
    }
 } (function(JSROOT) {
 
-   JSROOT.version = "4.5.0 25/04/2016";
+   JSROOT.version = "4.5.x 13/06/2016";
 
    JSROOT.source_dir = "";
    JSROOT.source_min = false;