chore(LifecycleEvent): change to PascalCase / rename

BREAKING CHANGE

Closes #3863

- LifecycleEvent.onInit => LifecycleEvent.OnInit
- LifecycleEvent.onDestroy => LifecycleEvent.OnDestroy
- LifecycleEvent.onChange => LifecycleEvent.OnChanges
- LifecycleEvent.onCheck => LifecycleEvent.DoCheck
- LifecycleEvent.onAllChangesDone => LifecycleEvent.AfterContentChecked
- OnCheck.onCheck() => DoCheck.doCheck()
- OnChange.onChange() => OnChanges.onChanges()
- OnAllChangesDone.onAllChangesDone() => AfterContentChecked.afterContentChecked

Closes #3851

modules/angular2_material/src/components/progress-linear/progress_linear.ts

@@ -15,7 +15,7 @@ class ProgressMode {
 
 @Component({
   selector: 'md-progress-linear',
-  lifecycle: [LifecycleEvent.onChange],
+  lifecycle: [LifecycleEvent.OnChanges],
   properties: ['value', 'bufferValue'],
   host: {
     'role': 'progressbar',
@@ -62,7 +62,7 @@ export class MdProgressLinear {
     }
   }
 
-  onChange(_) {
+  onChanges(_) {
     // If the mode does not use a value, or if there is no value, do nothing.
     if (this.mode == ProgressMode.QUERY || this.mode == ProgressMode.INDETERMINATE ||
         isBlank(this.value)) {