reset environment on domain-server change

interface/src/Application.cpp

@@ -3525,6 +3525,9 @@ void Application::domainChanged(QString domain) {
     
     // update the user's last domain in their Profile (which will propagate to data-server)
     _profile.updateDomain(domain);
+    
+    // reset the environment so that we don't erroneously end up with multiple
+    _environment.resetToDefault();
 }
 
 void Application::nodeAdded(Node* node) {

interface/src/Menu.cpp

@@ -725,7 +725,7 @@ void updateDSHostname(const QString& domainServerHostname) {
         newHostname = domainServerHostname;
     }
     
-    // check if the domain server hostname is new
+    // give our nodeList the new domain-server hostname
     NodeList::getInstance()->setDomainHostname(newHostname);
 }