JBIDE-17705 'Connection Reset' exception reported when opening html5 files

fixing incorrect commit. Adding missing log disablement
JBIDE-18303 Fixed outline for VPV
Set Refresh On Change Option as default refresh option for Preview Editor and HTML Preview
JBIDE-18318 Changes done on Source/Visual Tab are not visible after switching to Preview Tab

fixed
JBIDE-18302 VPV does not stick on currently selected widget

Fixing # issue for VPE in common case
JBIDE-18302 VPV does not stick on currently selected widget

incorrect working of getUrl() method fixed for Mac
PlatformUtil Refactoring
JBIDE-18374 Visual Editor: Source tab is opened by default for HTML files

fixed for HTML files, for non-html files everything will stay as it is