Proto commits in navit-gps/navit

These 5 commits are when the Protocol Buffers files have changed:

Commit:ce94948
Author:Bignaux Ronan
Committer:Pierre GRANDIN

Refactoring:navit/maptool:build with external protobuf-c (#650)

The documentation is generated from this commit.

Commit:5b9d018
Author:mvglasow

cleanup:global:Reformat with astyle and remove trailing spaces Mirrors 8a76acb and 41a1264 Signed-off-by: mvglasow <michael -at- vonglasow.com>

Commit:41a1264
Author:Joseph Herlant
Committer:Joseph Herlant

cleanup:cmake:remove trailing spaces

Commit:82b0529
Author:Circle CI

Update doc for commit c4e55b27cca91d761c9f4385cddb65b2eb5f8e3c

This commit does not contain any .proto files.

Commit:6505db2
Author:martin-s

Add:maptool:protobuf support git-svn-id: http://svn.code.sf.net/p/navit/code/trunk/navit@3846 ffa7fe5e-494d-0410-b361-a75ebd5db220