Proto commits in marook/osm-read

These 3 commits are when the Protocol Buffers files have changed:

Commit:21727fb
Author:Lukas Elmer
Committer:Lukas Elmer

fix line break issues

The documentation is generated from this commit.

Commit:ad63d1d
Author:Norbert Renner
Committer:Norbert Renner

move proto files to subdirectory

Commit:68039fd
Author:Markus Pielmeier

started to experiment with reading protocol buffers