feat(core): renames Property into Input and Event into Output

BREACKING CHANGE:

Before: @Directive({properties: ['one'], events: ['two']})
After: @Directive({inputs: ['one'], outputs: ['two']})

Before: @Component({properties: ['one'], events: ['two']})
After: @Componet({inputs: ['one'], outputs: ['two']})

Before: class A {@Property() one; @Event() two;}
After: class A {@Input() one; @Output() two;}

modules/angular2_material/src/components/input/input.ts

@@ -65,7 +65,7 @@ export class MdInputContainer implements AfterContentChecked {
 
 @Directive({
   selector: 'md-input-container input',
-  events: ['mdChange', 'mdFocusChange'],
+  outputs: ['mdChange', 'mdFocusChange'],
   host: {
     'class': 'md-input',
     '(input)': 'updateValue($event)',