Add user agent header (#97)

Author: itai-codefresh

lib/logic/api/helper.js

@@ -12,7 +12,11 @@ const sendHttpRequest = async (httpOptions, authContext) => {
         finalAuthContext = authContext;
     }
 
-    const finalOptions = _.assignIn(httpOptions, finalAuthContext.prepareHttpOptions(), { json: true });
+    const finalOptions = _.merge(
+        httpOptions,
+        finalAuthContext.prepareHttpOptions(),
+        { json: true, headers: { 'User-Agent': 'codefresh-cli' } },
+    );
     debug('Sending http request:\n%O', finalOptions);
     let response;
     try {