[Trac #671] long load time

[Zarro Boogs per Child]

#671: long load time
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 Reporter:  jaberg  |       Owner:  jaberg   
     Type:  defect  |      Status:  new      
 Priority:  normal  |   Milestone:  Untriaged
Component:  tamtam  |    Keywords:           
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 - delay instrument loads
 - delay window construction of invisible windows

 - add a loading bar
 - implement splash screen

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Ticket URL: <http://dev.laptop.org/ticket/671>
One Laptop Per Child <http://laptop.org/>