Add a better image of the Apollo 10 LM

Source: http://spaceflight.nasa.gov/gallery/images/apollo/apollo10/hires/as10-34-5112.jpg
Rotate and crop the Apollo 10 LM

Rotated using exiftool -Orientation#=8, which ImageMagick needs
-auto-orient to care about.
Fix order of images in chapter 12-7
Add a better image of the Apollo 11 lunar surface

Source: http://www.hq.nasa.gov/office/pao/History/alsj/a11/AS11-37-5458HR.jpg