Released UI improvements:
The header title color is changed from blue to white
The documentation link is moved to the right corner
The "Create" button is renamed to "New"
White spaces are removed from the "Jira Events" tab
Changed the background for the “Jira Events”, “Jira Filters”, “Options” tabs, “Slack Channel” and “Message Format” tabs
Added separate sections for the following 3 rectangle areas for the "Jira Filters" section
Made all the fonts the same size
Removed blue header for "Issue notifications"
Made the new Issue Channel popup larger so the formatting is not crowded
Changed the place of text “Please select additional fields you wish to include in your notification. If you select more than 10 fields, multiple messages will be sent to Slack” in the "Message Format" tab