refactored sensor and actuator inheritance
using ng-click instead of jquery event listeners, so this way angular will remove the listeners automatically upon directive destruction -- trying to do things the angular way, trying to have fewer lines of code
Merge branch 'master' into develop
Merge branch 'master' into develop
removed confirmation alert when deleting connections. the X makes it clear what that action will be
fixed merge conflict with master - they just both had changed cat.server_url to the local IP