[Chicken-janitors] #774: Update copyright headers in all source files

[Chicken Trac]

#774: Update copyright headers in all source files
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 Reporter:  felix    |       Owner:       
     Type:  task     |      Status:  new  
 Priority:  minor    |   Milestone:  4.8.0
Component:  unknown  |     Version:  4.7.x
 Keywords:           |  
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 The copyright notice has to be changed from 2011 to 2012.

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Ticket URL: <http://bugs.call-cc.org/ticket/774>
Chicken Scheme <http://www.call-with-current-continuation.org/>
Chicken Scheme is a compiler for the Scheme programming language.