BISERVER-6276 Fix file menu - mouse over and mouse out timing, hide menu when mouse out not just on toolbar.

top file menu like docs.google.com
BISERVER-9572 - IE - New Data Source Wizard - Import File - cursor issue with the file name text box.

change font-size upload input workaround to label approach.
Merge pull request #63 from AliaksandrDrebenchuk/BISERVER-6276

BISERVER-6276 Fix file menu - mouse over and mouse out timing, hide menu when mouse out not just on toolbar.