Gumbo TextInput once again supports an 'enter' event, fixing a regression introduced yesterday.

Reviewer: Jono
Bugs: -
QA: No
Doc: NO

Files:
modified: /flex/sdk/trunk/frameworks/projects/flex4/src/flex/component/TextBase.as (try)
modified: /flex/sdk/trunk/frameworks/projects/flex4/src/flex/component/TextView.as (try)
modified: /flex/sdk/trunk/frameworks/projects/flex4/src/flex/events/FlexEvent.as (try)
modified: /flex/sdk/trunk/frameworks/projects/framework/src/mx/events/FlexEvent.as (try)
modified: /flex/sdk/trunk/frameworks/projects/flex4/src/flex/component/TextInput.as (try)