Reduced FOUC and better support for black message text

Changes:

• Greatly reduced FOUC (flash of unstyled content) when the Outlook page loads
• Made border radii consistent across buttons and search bars
• Various style fixes for displaying black message text correctly when the built-in Dark Mode is not enabled
• Various style improvements for Skype pane
• Various style improvements for Help pane
• Various other style tweaks and organizational changes

The extension can be installed for your browser here:

	Chrome
	Firefox
	Edge
	Opera