Another one down,

How many to go
now for real
plus one
w
d
0200-12-20-beginner-all-chapters.html finished
0200-12-31-beginner.md finished
0200-12-29-start-osm.md finished
0200-12-26-gps.md finished
Merge pull request #173 from hbogner/gh-pages

Few chapters finished