Move utils.js to named exports

So that rollup can do tree shaking and report import errors.

packages/common/test/unit.js

-import utils from '../utils';
+import * as utils from '../utils';
 
 describe('utils', () => {
     it('base64EncodeUnicode', () => {

packages/common/utils.js

 import env from './env.js';
 
-export default {
 /**
  * Parses a link header
  *
@@ -8,7 +7,7 @@ export default {
  *
  * @param header
  */
-    parseLinkHeader: (header) => {
+export const parseLinkHeader = (header) => {
     if (header.length === 0) {
         throw new Error("input must not be of zero length");
     }
@@ -29,7 +28,7 @@ export default {
     }
 
     return links;
-    },
+}
 
 /**
  * Reads a setting
@@ -37,13 +36,13 @@ export default {
  * @param key
  * @returns {*}
  */
-    setting: (key) => {
+export const setting = (key) => {
     return env[key];
-    },
+}
 
-    getAPiUrl: (path = "", withPrefix = true) => {
+export const getAPiUrl = (path = "", withPrefix = true) => {
     return env.apiBaseUrl + (withPrefix ? env.apiUrlPrefix : "") + path;
-    },
+}
 
 /**
  * Parses the base url from an url
@@ -51,12 +50,12 @@ export default {
  * @param url
  * @returns {string}
  */
-    parseBaseUrl: (url) => {
+export const parseBaseUrl = (url) => {
     const pathArray = url.split('/');
     const protocol = pathArray[0];
     const host = pathArray[2];
     return protocol + '//' + host;
-    },
+}
 
 /**
  * Converts a string list to a data array for Select2
@@ -64,11 +63,11 @@ export default {
  * @param list
  * @returns {Array}
  */
-    stringListToSelect2DataArray: (list) => {
+export const stringListToSelect2DataArray = (list) => {
     let data = [];
     list.forEach((item) => {data.push({id: item, text: item})});
     return data;
-    },
+}
 
 /**
  * Does generic Base64 Encoding with support for 16-bit encoded strings
@@ -77,7 +76,7 @@ export default {
  * @param str
  * @returns {string}
  */
-    base64EncodeUnicode: (str) => {
+export const base64EncodeUnicode = (str) => {
     // First we escape the string using encodeURIComponent to get the UTF-8 encoding of the characters,
     // then we convert the percent encodings into raw bytes, and finally feed it to btoa() function.
     const utf8Bytes = encodeURIComponent(str).replace(/%([0-9A-F]{2})/g, function(match, p1) {
@@ -85,7 +84,7 @@ export default {
     });
 
     return btoa(utf8Bytes);
-    },
+}
 
 /**
  * Like customElements.define() but tries to display an error in case the browser doesn't
@@ -95,7 +94,7 @@ export default {
  *
  * @returns {boolean}
  */
-    defineCustomElement: (name, constructor, options) => {
+export const defineCustomElement = (name, constructor, options) => {
     // Checks taken from https://github.com/webcomponents/webcomponentsjs/blob/master/webcomponents-loader.js
     if (!('attachShadow' in Element.prototype && 'getRootNode' in Element.prototype && window.customElements)) {
         var elements = document.getElementsByTagName(name);
@@ -107,7 +106,7 @@ export default {
     }
     customElements.define(name, constructor, options);
     return true;
-    },
+}
 
 /**
  * Creates a random id
@@ -117,7 +116,7 @@ export default {
  * @param length
  * @returns {string}
  */
-    makeId: (length) => {
+export const makeId = (length) => {
     var result           = '';
     var characters       = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789';
     var charactersLength = characters.length;
@@ -127,4 +126,3 @@ export default {
 
     return result;
 }
-};