fab-speed-dial: still triggers action when disabled

[phongca22]

Actual Behavior:

• What is the issue? * Add ng-disabled="true" into md-button in md-fab-trigger. This button is disabled but able to click.
• What is the expected behavior? Prevent click.

Angular Versions:

• Angular Version: 1.5.8
• Angular Material Version: 1.1.0

Additional Information:

• Browser Type: Chrome
• Browser Version: 52.0.2743.116
• OS: Win 10 64 bit

Demo

[topherfangio]

Yup, looks like the speed dial does not currently respect the disabled status. Will definitely fix.

[garretwilson]

See #7473.