More tests (#240)

* add goss healthcheck to meet
* add goss healthcheck to scheduler
* enhance goss tests for webapp
* add meet and scheduler to make target for goss
* fix healtcheck for webapp

will report 200, but also cause an error because of it being requested over plain
have dedicated url for check
* disable stats reporting in build
* update commander

webapp/goss.yaml

@@ -1,9 +1,36 @@
+file:
+  /run/sessions:
+    exists: true
+    mode: "0755"
+    size: 4096
+    owner: www-data
+    group: www-data
+    filetype: directory
+    contains: []
+  /usr/lib/php/20151012/mapi.so:
+    exists: true
+    mode: "0644"
+    owner: root
+    group: root
+    filetype: file
+    contains: []
+  /var/lib/kopano-webapp/tmp:
+    exists: true
+    mode: "0755"
+    size: 4096
+    owner: www-data
+    group: www-data
+    filetype: directory
+    contains: []
 process:
   kwebd:
     running: true
   php-fpm7.0:
     running: true
 http:
-  http://localhost:9080/webapp:
+  http://localhost:9080/status:
     status: 200
+    allow-insecure: false
+    no-follow-redirects: false
     timeout: 5000
+    body: []