Adjust auth headers

Author: mdellweg

src/api/base.ts

@@ -8,9 +8,12 @@ export class BaseAPI {
 
   constructor() {
     this.http = axios.create({
-      xsrfCookieName: "csrftoken",
-      xsrfHeaderName: "X-CSRFToken",
-      // baseURL gets set in PulpAPI
+      // API_BASE_PATH gets set in pulp.ts.
+      xsrfCookieName: 'csrftoken',
+      xsrfHeaderName: 'X-CSRFToken',
+      // This is what prevents Pulp from sending the "WWW-Authenticat: Basic *" header.
+      // In turn, firefox will not be asking for a password.
+      headers: { 'X-Requested-With': 'XMLHttpRequest' },
       paramsSerializer: {
         serialize: (params) => ParamHelper.getQueryString(params),
       },

src/api/pulp.ts

@@ -9,6 +9,8 @@ export class PulpAPI extends BaseAPI {
     super();
 
     this.http.interceptors.request.use((request) => {
+      // This is kind of delayed, because the settings promise may be evaluated later.
+      // In search for a better solution.
       request.baseURL = config.API_BASE_PATH;
 
       return request;