MINOR,REFA,DOC,INDENT: Autoformatted code, added some doc

src/arrangement.js

@@ -15,5 +15,4 @@ const Arrangement = Object.freeze({
     SPACE_BETWEEN: "space-between",
     SPACE_EVENLY: "space-evenly",
     SPACE_AROUND: "space-around",
-
+});
-})

src/builder.js

@@ -177,6 +177,12 @@ const builder = {
       * @returns {Component}
       */
      tableFooter: function (attr = {}) { return builder.genTag("tfoot", attr) },
+     /**
+      * 
+      * @param {Map<string,string>} attr 
+      * @returns {Component}
+      */
+     iframe: function (attr = {}) { return builder.genTag("iframe", attr) },
 
      /**
       * 

src/context.js

@@ -8,6 +8,11 @@
 /**
  * The class provides overreaching options for building the website.
  */
+/**
+ * The class provides overreaching options for building the website.
+ * @property {Array<string>} #functionNames
+ * 
+*/
 class PageBuilder {
     #cssClasses;
     #functions;
@@ -27,6 +32,14 @@ class PageBuilder {
      * Registers a function to be added later in a script tag in the head of the document.
      * @ATTENTION Be careful with intended empty strings (e.g. in variable values), 
      *              empty strings within the function code will be shrunk.
+    /**
+     * Registers a function to be added later in a script tag in the head of the document.
+     * @ATTENTION Be careful with intended empty strings (e.g. in variable values), 
+     *              empty strings within the function code will be shrunk.
+     * @deprecated 'registerFunction' will bew removed. 
+     *             'registerNamedFunction' will be removed. 
+     *             Use 'registerPageFunction' it fully supports registration/adding of functions. 
+     *             All variations of named, unnamed and reassigned, arrow or brakets notation.
      * @param {string} name 
      * @param {function} fun 
      */
@@ -65,7 +78,14 @@ class PageBuilder {
         return this;
     }
 
-
+    /**
+     * @deprecated 'registerFunction' will bew removed. 
+     *             'registerNamedFunction' will be removed. 
+     *             Use 'registerPageFunction' it fully supports registration of functions. 
+     *             All variations of named, unnamed and reassigned, arrow or brakets notation.
+     * @param {Function} namedFunction 
+     * @returns 
+     */
     registerNamedFunction(namedFunction) {
         return this.registerFunction(namedFunction.name, namedFunction)
     }
@@ -158,6 +178,11 @@ class PageBuilder {
 
     /**
      * 
+
+    /**
+     * Little helper function.
+     * If a single page application is in development.
+     * This method sets an autoreload interval for the page.
      * @param {number} relaunchSeconds timeinterval for page to reload (changes)
      */
     inDev(relaunchSeconds = 20) {