Do not throw error if cds span is not found.

git-svn-id: https://svn.code.sf.net/p/genoviz/code/trunk@15608 80d5a9c2-7d8c-4c9f-9369-4e03bca4d2bd
Refactoring and creating method toggle icon.

git-svn-id: https://svn.code.sf.net/p/genoviz/code/trunk@15610 80d5a9c2-7d8c-4c9f-9369-4e03bca4d2bd
Use selected state to determine the icon.

git-svn-id: https://svn.code.sf.net/p/genoviz/code/trunk@15611 80d5a9c2-7d8c-4c9f-9369-4e03bca4d2bd
IGBE-1 
new file had be created so that load sequence for region in view .
This has the same functionality as the FindJunctionOperator but it has the following functions added
1. Load sequence for region in view
2. Do a residueCheck for the junction to position them when tracks are split

git-svn-id: https://svn.code.sf.net/p/genoviz/code/trunk@15613 80d5a9c2-7d8c-4c9f-9369-4e03bca4d2bd
Adding missing import.

git-svn-id: https://svn.code.sf.net/p/genoviz/code/trunk@15614 80d5a9c2-7d8c-4c9f-9369-4e03bca4d2bd
Merge remote-tracking branch 'upstream'