Adding info for pinned tool tip.

git-svn-id: https://svn.code.sf.net/p/genoviz/code/trunk@15600 80d5a9c2-7d8c-4c9f-9369-4e03bca4d2bd
Adding mouse listener to bottom box.

git-svn-id: https://svn.code.sf.net/p/genoviz/code/trunk@15602 80d5a9c2-7d8c-4c9f-9369-4e03bca4d2bd
Adding method get alternate icon.

git-svn-id: https://svn.code.sf.net/p/genoviz/code/trunk@15604 80d5a9c2-7d8c-4c9f-9369-4e03bca4d2bd
If action is toggle action then toggle toggle to alternate icon, if available.

git-svn-id: https://svn.code.sf.net/p/genoviz/code/trunk@15605 80d5a9c2-7d8c-4c9f-9369-4e03bca4d2bd
Merge remote-tracking branch 'upstream'