reorder some includes

Extractor/BaseParser.cpp

@@ -36,6 +36,7 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #include <boost/algorithm/string.hpp>
 #include <boost/algorithm/string/regex.hpp>
+#include <boost/ref.hpp>
 #include <boost/regex.hpp>
 
 BaseParser::BaseParser(ExtractorCallbacks *extractor_callbacks,

Extractor/PBFParser.cpp

@@ -42,8 +42,6 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #include <osrm/Coordinate.h>
 
-#include <boost/ref.hpp>
-
 #include <zlib.h>
 
 #include <functional>

Extractor/XMLParser.cpp

@@ -40,8 +40,6 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #include <osrm/Coordinate.h>
 
-#include <boost/ref.hpp>
-
 XMLParser::XMLParser(const char *filename, ExtractorCallbacks *ec, ScriptingEnvironment &se)
     : BaseParser(ec, se)
 {