add script number to menu items so that we can run multiple copies of same script
added scriptEnding callback
added count example
switch back to returning iterator from killNodeAtHashIterator
switch to explicit lock and unlock in removeSilentNodes
use new signal slot syntax in JurisdictionListener
comment out the JurisdictionListener's connection for now
add mutex locking to NodeHash
remove two unused variable warnings
repair badly scoped usage of QMutexLocker
Merge pull request #1591 from ey6es/master

Remove unused variables, change orbit pitch behavior.
Merge pull request #1572 from ZappoMan/bugfixes

Fix issue #1519 and adds feature #1520
Merge pull request #1583 from birarda/nodelist-container

NodeList container repairs