Fix switching off custom content

Author: PeteGoo

tcslackbuildnotifier-core/src/main/java/slacknotifications/teamcity/settings/SlackNotificationProjectSettings.java

@@ -144,6 +144,7 @@ public void updateSlackNotification(String ProjectId, String slackNotificationId
                 	whc.setBuildStates(buildState);
                 	whc.enableForSubProjects(buildSubProjects);
                 	whc.enableForAllBuildsInProject(buildTypeAll);
+                    whc.setHasCustomContent(content.isEnabled());
                     whc.setContent(content);
                 	if (!buildTypeAll){
                 		whc.clearAllEnabledBuildsInProject();

tcslackbuildnotifier-web-ui/src/main/java/slacknotifications/teamcity/extension/SlackNotificationAjaxEditPageController.java

@@ -210,8 +210,8 @@ protected ModelAndView doHandle(HttpServletRequest request, HttpServletResponse
 			    						} else {
 			    							projSettings.updateSlackNotification(myProject.getProjectId(),request.getParameter("slackNotificationId"),
 			    														request.getParameter("channel"), enabled,
-			    														states, buildTypeAll, buildTypeSubProjects, buildTypes, mentionChannelEnabled, mentionSlackUserEnabled,
-                                                                        content);
+			    														states, buildTypeAll, buildTypeSubProjects, buildTypes, mentionChannelEnabled,
+                                                                        mentionSlackUserEnabled, content);
 			    							if(projSettings.updateSuccessful()){
 			    								myProject.persist();
 			    	    						params.put("messages", "<errors />");