One more scan, plus some cleanup.

- added ben-dispbase-back-500um
- bz: added "git add" of all the new files (untested)
- index.html: renamed back from index.htm. The sneaky work-around only worked
  halfway.

bz

@@ -2,10 +2,15 @@
 #
 # helper script to put things into place
 #
+
+DATA="pij/$1.pij.bz2 dxf/$1.dxf.bz2 stl/$1.stl.bz2 csv/$1.txt.bz2"
+
 cp $1.pij data/pij/
 cp $1.stl data/stl/
 mv $1.stl stl/
 mv $1.dxf data/dxf/
 mv $1.txt data/csv/
 mv $1.jpg data/jpg/
-bzip2 -v -9 data/{pij,dxf,stl,csv}/$1.*
+( cd data && bzip2 -v -9 $DATA; )
+git add data/jpg/$1.jpg
+( cd data && gip add $DATA; )