Update bindings generator to generate bindings in packages and files.

Remove unused JavaScript files
Update tests.
Update v3 docs

v3/internal/parser/testdata/function_single/bindings_main.js

@@ -1,15 +0,0 @@
-// @ts-check
-// Cynhyrchwyd y ffeil hon yn awtomatig. PEIDIWCH Â MODIWL
-// This file is automatically generated. DO NOT EDIT
-
-export const GreetService = {
-
-		/**
-		 * GreetService.Greet
-		 * Greet someone
-         * @param name {string}
-		 * @returns {Promise<string>}
-		 **/
-	    Greet: function(name) { return wails.CallByID(1411160069, ...Array.prototype.slice.call(arguments, 0)); },
-};
-

v3/internal/parser/testdata/function_single/frontend/bindings/main/GreetService.js

@@ -0,0 +1,14 @@
+// @ts-check
+// Cynhyrchwyd y ffeil hon yn awtomatig. PEIDIWCH Â MODIWL
+// This file is automatically generated. DO NOT EDIT
+
+
+/**
+ * Greet someone 
+ * @function Greet
+ * @param name {string}
+ * @returns {Promise<string>}
+ **/
+export function Greet(name) {
+	return wails.CallByID(1411160069, ...Array.prototype.slice.call(arguments, 0));
+}

v3/internal/parser/testdata/function_single/frontend/bindings/main/GreetService.name.js

@@ -0,0 +1,14 @@
+// @ts-check
+// Cynhyrchwyd y ffeil hon yn awtomatig. PEIDIWCH Â MODIWL
+// This file is automatically generated. DO NOT EDIT
+
+
+/**
+ * Greet someone 
+ * @function Greet
+ * @param name {string}
+ * @returns {Promise<string>}
+ **/
+export function Greet(name) {
+	return wails.CallByName("main.GreetService.Greet", ...Array.prototype.slice.call(arguments, 0));
+}

v3/internal/parser/testdata/function_single/models.ts

@@ -1,5 +0,0 @@
-// @ts-check
-// Cynhyrchwyd y ffeil hon yn awtomatig. PEIDIWCH Â MODIWL
-// This file is automatically generated. DO NOT EDIT
-
-// TODO : nothing generated yet