Show customization panel by default

Changed the default concordia chart window behavior to show the
customization panel by default. The toggle button for the panel also
changes text to make its effect clear to the user.
Formatting fixes for the customization panel
Merge branch 'ui-tweaks' into dev
Revert b9e4d35..fea65de

This rolls back to commit b9e4d35bb0cc0b0623f981c6806b8c11c5813d77.