core library implementation; license fixes

- library with code/utils to be shared across other components or top
level application;
- moved MDL directive to core as an example
- license fixes

ng2-components/ng2-alfresco-core/material/MaterialDesignLiteUpgradeElement.js

@@ -0,0 +1,39 @@
+System.register(['angular2/core'], function(exports_1, context_1) {
+    "use strict";
+    var __moduleName = context_1 && context_1.id;
+    var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
+        var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
+        if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
+        else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
+        return c > 3 && r && Object.defineProperty(target, key, r), r;
+    };
+    var __metadata = (this && this.__metadata) || function (k, v) {
+        if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
+    };
+    var core_1;
+    var MDL;
+    return {
+        setters:[
+            function (core_1_1) {
+                core_1 = core_1_1;
+            }],
+        execute: function() {
+            MDL = (function () {
+                function MDL() {
+                }
+                MDL.prototype.ngAfterViewInit = function () {
+                    componentHandler.upgradeAllRegistered();
+                };
+                MDL = __decorate([
+                    core_1.Directive({
+                        selector: '[mdl]'
+                    }), 
+                    __metadata('design:paramtypes', [])
+                ], MDL);
+                return MDL;
+            }());
+            exports_1("MDL", MDL);
+        }
+    }
+});
+//# sourceMappingURL=MaterialDesignLiteUpgradeElement.js.map