diff --git a/readme.md b/readme.md
index 5a2571e..09e313f 100644
--- a/readme.md
+++ b/readme.md
@@ -51,7 +51,19 @@ Deletes the build folder that cmake creates to ensure a fresh rebuild.
 
 __release__  
 
-Use _Release_ as cmake build type. _Debug_ will be used as default.
+Uses _Release_ as cmake build type. _Debug_ will be used as default. In _Debug_ mode code coverage flags will be set when GNU or Clang compiler is detected.
+
+__without_tests__
+
+Builds the project without tests
+
+__skip_tests__
+
+Skips the execution of project tests
+
+__without_examples__
+
+Builds the project without examples
 
 __with_ssl__  
 
diff --git a/test/k6/load-test.js b/test/k6/load-test.js
index 2b687b3..843c4f4 100644
--- a/test/k6/load-test.js
+++ b/test/k6/load-test.js
@@ -1,3 +1,7 @@
+// k6 script to perform some load tests. Also cf. https://k6.io
+// command line:
+//   k6 run test/k6/load-test.js 
+
 import http from 'k6/http';
 import exec from 'k6/execution';
 import { check, sleep } from 'k6';
@@ -7,35 +11,35 @@ export const options = {
   duration: '30s',
 };
 
-export default function() {
+export default function () {
 
   const baseUrl = __ENV.url || 'http://localhost:8888';
 
   const td = http.get(baseUrl);
-  check(td, {'get thing description status was 200': (r) => r.status == 200 });
+  check(td, { 'get thing description status was 200': (r) => r.status == 200 });
 
   const ps = http.get(baseUrl + '/properties');
-  check(ps, {'get properties status was 200': (r) => r.status == 200 });
+  check(ps, { 'get properties status was 200': (r) => r.status == 200 });
 
   const as = http.get(baseUrl + '/actions');
-  check(as, {'get actions status was 200': (r) => r.status == 200 });
+  check(as, { 'get actions status was 200': (r) => r.status == 200 });
 
   const es = http.get(baseUrl + '/events');
-  check(es, {'get events status was 200': (r) => r.status == 200 });
+  check(es, { 'get events status was 200': (r) => r.status == 200 });
 
   const headers = {
     headers: {
-        'Content-Type': 'application/json',
+      'Content-Type': 'application/json',
     },
   };
 
   const on = exec.scenario.iterationInTest % 2 == 0;
-  const onProp = http.put(baseUrl + '/properties/on', JSON.stringify({"on":on}), headers);
-  check(onProp, {'put on property status was 200': (r) => r.status == 200 });
+  const onProp = http.put(baseUrl + '/properties/on', JSON.stringify({ "on": on }), headers);
+  check(onProp, { 'put on property status was 200': (r) => r.status == 200 });
 
   const brightness = 10 * (exec.scenario.iterationInTest % 10);
   const duration = 1 + 200 * (exec.scenario.iterationInTest % 5);
-  const fadePayload = {"fade":{"input":{"brightness":brightness, "duration":duration}}};
+  const fadePayload = { "fade": { "input": { "brightness": brightness, "duration": duration } } };
   const fade = http.post(baseUrl + '/actions', JSON.stringify(fadePayload), headers);
-  check(fade, {'post fade actions status was 201': (r) => r.status == 201 });
+  check(fade, { 'post fade actions status was 201': (r) => r.status == 201 });
 }