Reset float format to shortest with precision 9 when writing map objects to a stream in MapWriter.

Signed-off-by: Kristian Duske <kristian.duske@gmail.com>
Merged documentation updates and updated version info.

Signed-off-by: Kristian Duske <kristian.duske@gmail.com>
Merge branch 'Release_1.0.0' of github.com:kduske/TrenchBroom into Release_1.0.0
Minor changes.

Signed-off-by: Kristian Duske <kristian.duske@gmail.com>