Epic field is reset when the settings menu is opened in Burnup & Burndown charts

Fixed the Epic field to show the correct value each time the settings menu is opened for Epic Burnup & Burndowncharts.

Not all resolved resolved issues are included to the Universal\Business Velocity Chart

Changed the logic so that all resolved issues are included in the Universal\Business Velocity Chart.

Fixed request header too long issue

Fixed the issue with too long request header for Server/DC hosting.

New branding logos

Updated logos for:

1. gadget search in dashboard

2. main app screen with report links

3. macros in Confluence

Export files content cleanup

Removed Export, and Help icons from the export results (PDF, PNG).