Added new toplevel heading "Pixel Types"
Added new toplevel heading "Pixel Types"

stuarteberg/vigra,cbecker/vigra,timoMa/vigra,xiwei-zhang/vigra,ThomasWalter/vigra,cha007/vigra,stuarteberg/vigra,mmuellner/vigra,DaveRichmond-/vigra,kod3r/vigra,hmeine/vigra,dstoe/vigra,martinsch/vigra,ThomasWalter/vigra,dagophil/vigra,psteinb/vigra,mmuellner/vigra,xiwei-zhang/vigra,dagophil/vigra,dstoe/vigra,DaveRichmond-/vigra,funkey/vigra,cha007/vigra,capturePointer/vigra,funkey/vigra,cbecker/vigra,ThomasWalter/vigra,kod3r/vigra,timoMa/vigra,kod3r/vigra,cbecker/vigra,hmeine/vigra,martinsch/vigra,capturePointer/vigra,cha007/vigra,mmuellner/vigra,mmuellner/vigra,dagophil/vigra,dstoe/vigra,stuarteberg/vigra,timoMa/vigra,funkey/vigra,timoMa/vigra,dstoe/vigra,DaveRichmond-/vigra,stuarteberg/vigra,funkey/vigra,stuarteberg/vigra,xiwei-zhang/vigra,dagophil/vigra,capturePointer/vigra,dstoe/vigra,cha007/vigra,kod3r/vigra,mmuellner/vigra,cbecker/vigra,funkey/vigra,hmeine/vigra,kod3r/vigra,stuarteberg/vigra,xiwei-zhang/vigra,timoMa/vigra,mmuellner/vigra,psteinb/vigra,capturePointer/vigra,DaveRichmond-/vigra,timoMa/vigra,ThomasWalter/vigra,dagophil/vigra,ThomasWalter/vigra,cbecker/vigra,dstoe/vigra,DaveRichmond-/vigra,hmeine/vigra,cha007/vigra,cbecker/vigra,DaveRichmond-/vigra,psteinb/vigra,cha007/vigra,ThomasWalter/vigra,timoMa/vigra,xiwei-zhang/vigra,hmeine/vigra,kod3r/vigra,cha007/vigra,xiwei-zhang/vigra,psteinb/vigra,martinsch/vigra,psteinb/vigra,stuarteberg/vigra,hmeine/vigra,funkey/vigra,capturePointer/vigra,xiwei-zhang/vigra,psteinb/vigra,mmuellner/vigra,hmeine/vigra,dstoe/vigra,ThomasWalter/vigra,capturePointer/vigra,dagophil/vigra,martinsch/vigra,dagophil/vigra,martinsch/vigra,martinsch/vigra,DaveRichmond-/vigra,funkey/vigra,kod3r/vigra,capturePointer/vigra,psteinb/vigra