Update credits

English.lproj/Credits.rtf

@@ -1,29 +1,38 @@
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-\f0\b\fs24 \cf0 Engineering:
+\f0\b\fs24 \cf0 Frontend Design & Engineering:
 \b0 \
-	Some people\
+\pard\tx340\tx660\tx2160\tx2880\tx3600\tx4320\tx5040\tx5760\tx6480\tx7200\tx7920\tx8640\ql\qnatural
+\cf0 	
+\b\fs22 Matthias Neeracher
+\b0  <{\field{\*\fldinst{HYPERLINK "mailto:neeracher@mac.com"}}{\fldrslt neeracher@mac.com}}>
+\fs24 \
 \
 
-\b Human Interface Design:
-\b0 \
-	Some other people\
+\b Typography Backend: \
+	
+\b0\fs22 Lilypond <{\field{\*\fldinst{HYPERLINK "http://www.lilypond.org"}}{\fldrslt http://www.lilypond.org}}>\
+	Copyright \'a9 1996\'962007 by\
+ 		
+\b Han-Wen Nienhuys
+\b0  <{\field{\*\fldinst{HYPERLINK "mailto:hanwen@xs4all.nl"}}{\fldrslt hanwen@xs4all.nl}}>\
+  		
+\b Jan Nieuwenhuizen
+\b0  <{\field{\*\fldinst{HYPERLINK "mailto:janneke@gnu.org"}}{\fldrslt janneke@gnu.org}}>\
+  		and others.
+\fs24 \
 \
 
-\b Testing:
-\b0 \
-	Hopefully not nobody\
-\
-
-\b Documentation:
-\b0 \
-	Whoever\
-\
-
-\b With special thanks to:
-\b0 \
-	Mom\
-}
+\b Accompaniment Backend: \
+	
+\b0\fs22 MMA <{\field{\*\fldinst{HYPERLINK "http://www.mellowood.ca/mma"}}{\fldrslt http://www.mellowood.ca/mma}}>\
+	Copyright \'a9 2002\'962007 \
+		
+\b Robert van der Poel
+\b0  <{\field{\*\fldinst{HYPERLINK "mailto:bob@mellowood.ca"}}{\fldrslt bob@mellowood.ca}}>
+\fs24 \
+}