Warn users before embedding switchyard into non JBoss application

com.openshift.client.OpenShiftEndpointException: Could not request https://openshift.redhat.com/broker/rest/domains/pipistiks/applications/nodeapp/cartridges: Operation failed on parameter "cartridge", sevirty "ERROR" with exit code "109".Reason given: "Invalid cartridge. SwitchYard is only supported for JBoss AS/EAP
"

	at com.openshift.internal.client.RestService.request(RestService.java:103)
	at com.openshift.internal.client.RestService.request(RestService.java:91)
	at com.openshift.internal.client.RestService.request(RestService.java:76)
	at com.openshift.internal.client.AbstractOpenShiftResource$ServiceRequest.execute(AbstractOpenShiftResource.java:137)
	at com.openshift.internal.client.ApplicationResource$AddEmbeddedCartridgeRequest.execute(ApplicationResource.java:926)
	at com.openshift.internal.client.ApplicationResource.addEmbeddableCartridge(ApplicationResource.java:353)
	at com.openshift.internal.client.ApplicationResource.addEmbeddableCartridges(ApplicationResource.java:371)
	at org.jboss.tools.openshift.express.internal.ui.job.EmbedCartridgesJob.addEmbeddedCartridges(EmbedCartridgesJob.java:102)
	at org.jboss.tools.openshift.express.internal.ui.job.EmbedCartridgesJob.doRun(EmbedCartridgesJob.java:64)
	at org.jboss.tools.openshift.express.internal.ui.job.AbstractDelegatingMonitorJob.run(AbstractDelegatingMonitorJob.java:35)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:53)
Caused by: com.openshift.internal.client.httpclient.HttpClientException: {"data":null,"errors":{},"messages":[{"exit_code":109,"field":"cartridge","severity":"error","text":"Invalid cartridge. SwitchYard is only supported for JBoss AS/EAP\n"}],"status":"unprocessable_entity","supported_api_versions":[1.0,1.1,1.2,1.3],"type":null,"version":"1.0"}

	at com.openshift.internal.client.httpclient.UrlConnectionHttpClient.createException(UrlConnectionHttpClient.java:189)
	at com.openshift.internal.client.httpclient.UrlConnectionHttpClient.write(UrlConnectionHttpClient.java:161)
	at com.openshift.internal.client.httpclient.UrlConnectionHttpClient.post(UrlConnectionHttpClient.java:128)
	at com.openshift.internal.client.httpclient.UrlConnectionHttpClient.post(UrlConnectionHttpClient.java:124)
	at com.openshift.internal.client.RestService.request(RestService.java:141)
	at com.openshift.internal.client.RestService.request(RestService.java:97)
	... 10 more
Caused by: java.io.IOException: Server returned HTTP response code: 422 for URL: https://openshift.redhat.com/broker/rest/domains/pipistiks/applications/nodeapp/cartridges
	at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1436)
	at sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:234)
	at com.openshift.internal.client.httpclient.UrlConnectionHttpClient.write(UrlConnectionHttpClient.java:156)
	... 14 more