cleanups: remove commented, unused strip-based reading stuff from tiff.cxx
cleanups: remove commented, unused strip-based reading stuff from tiff.cxx

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