Merge branch 'new-thumb-diagram'

diff --cc README.org
index f5a2320bead3a1aff4d03370e124e89ee3314b1d,8b2188527433f532b97ad982e04c44f0eb35b8e8..d7e21ad082e066c96639ed8f3f476e183921683d
--- 1/README.org
--- 2/README.org
+++ b/README.org
@@@ -209,10 -209,10 +209,10 @@@ symmetrical, so before inserting the sw
  that the plate is right-side-up. Use a drop of hot glue on the top and
  bottom of each switch to affix it in place.
  
- [[wires.jpg]]
+ [[./wires.jpg]]
  
  Once the switches are in place, the matrix must be created. I
 -recommend getting red wire for the (postitive) rows and black for the
 +recommend getting red wire for the (positive) rows and black for the
  (negative) columns. The rows need eight wires with the insulation
  exposed at intervals matching the spacing of the switches; see the
  above photo for details. You could also just use many short stripped
@@@ -223,10 -223,10 +223,10 @@@ segments of wire instead of a contiguou
  Most of the row wires will need four segments of insulation, but
  you'll need two with five for the rows with the inner thumb
  keys. Physically the inner thumb keys look like two additional
 -columns, but logically they are treated as if they're in the same
 -column with the left one in row 3 and the right one in row 4.
 +columns, but logically they are treated as if they're both in column
 +number 6; the left key in row 3 and the right one in row 4.
  
- [[matrix.jpg]]
+ [[./matrix.jpg]]
  
  The exposed sections of row wire should be connected to the higher of
  the pins on the switch using a diode. Be aware that diodes are