Tabbing on filter form

[stewartaudio-tom]

Tabbing from entry to entry in the output filter form follows an odd order. Sometimes nothing is highlighted. The Filter Select highlighting does not follow tabbing progress.

[patrickpaul]

Filter blocks have had significant improvements:

• Tab order is now correct
• Tabbing into a filter's dropdown or textboxes will now select that filter in the designer (assuming it is not set to "Not Used"
• Tabbing between textboxes no longer registers a "filter change" event that sends the parameters to the DSP. It will now only fire the event if you are tabbing OUT of a textbox and the value has changed.