add needed include for evaluating expressions to prepare for moving feature_style_processor to cpp file

src/agg/process_line_pattern_symbolizer.cpp

@@ -25,6 +25,7 @@
 #include <mapnik/agg_renderer.hpp>
 #include <mapnik/agg_rasterizer.hpp>
 #include <mapnik/agg_pattern_source.hpp>
+#include <mapnik/expression_evaluator.hpp>
 #include <mapnik/marker_cache.hpp>
 
 // agg

src/agg/process_markers_symbolizer.cpp

@@ -23,6 +23,7 @@
 
 #include <mapnik/agg_renderer.hpp>
 #include <mapnik/agg_rasterizer.hpp>
+#include <mapnik/expression_evaluator.hpp>
 #include <mapnik/image_util.hpp>
 #include <mapnik/marker_cache.hpp>
 #include <mapnik/svg/svg_renderer.hpp>

src/agg/process_point_symbolizer.cpp

@@ -27,6 +27,7 @@
 #include <mapnik/image_util.hpp>
 #include <mapnik/metawriter.hpp>
 #include <mapnik/marker_cache.hpp>
+#include <mapnik/expression_evaluator.hpp>
 
 #include "agg_basics.h"
 #include "agg_rendering_buffer.h"

src/agg/process_polygon_pattern_symbolizer.cpp

@@ -25,6 +25,7 @@
 #include <mapnik/agg_renderer.hpp>
 #include <mapnik/agg_rasterizer.hpp>
 #include <mapnik/marker_cache.hpp>
+#include <mapnik/expression_evaluator.hpp>
 
 // agg
 #include "agg_basics.h"

src/agg/process_shield_symbolizer.cpp

@@ -23,11 +23,13 @@
 
 #include <mapnik/agg_renderer.hpp>
 #include <mapnik/agg_rasterizer.hpp>
+#include <mapnik/expression_evaluator.hpp>
 #include <mapnik/image_util.hpp>
 #include <mapnik/marker_cache.hpp>
 #include <mapnik/svg/svg_converter.hpp>
 #include <mapnik/svg/svg_renderer.hpp>
 #include <mapnik/svg/svg_path_adapter.hpp>
+#include <mapnik/expression_evaluator.hpp>
 
 #include "agg_basics.h"
 #include "agg_rendering_buffer.h"

src/agg/process_text_symbolizer.cpp

@@ -24,6 +24,7 @@
 // mapnik
 #include <mapnik/agg_renderer.hpp>
 #include <mapnik/agg_rasterizer.hpp>
+#include <mapnik/expression_evaluator.hpp>
 
 namespace mapnik {
 

src/grid/process_markers_symbolizer.cpp

@@ -28,6 +28,7 @@
 #include <mapnik/grid/grid_pixel.hpp>
 #include <mapnik/grid/grid.hpp>
 
+#include <mapnik/expression_evaluator.hpp>
 #include <mapnik/marker_cache.hpp>
 #include <mapnik/svg/svg_renderer.hpp>
 #include <mapnik/svg/svg_path_adapter.hpp>

src/grid/process_point_symbolizer.cpp

@@ -27,6 +27,7 @@
 #include <mapnik/grid/grid_pixfmt.hpp>
 #include <mapnik/grid/grid_pixel.hpp>
 #include <mapnik/grid/grid.hpp>
+#include <mapnik/expression_evaluator.hpp>
 
 #include <mapnik/marker_cache.hpp>
 

src/grid/process_shield_symbolizer.cpp

@@ -28,6 +28,7 @@
 #include <mapnik/grid/grid_pixel.hpp>
 #include <mapnik/grid/grid.hpp>
 
+#include <mapnik/expression_evaluator.hpp>
 #include <mapnik/marker_cache.hpp>
 #include <mapnik/svg/svg_converter.hpp>
 #include <mapnik/svg/svg_renderer.hpp>

src/grid/process_text_symbolizer.cpp

@@ -24,6 +24,7 @@
 // mapnik
 #include <mapnik/grid/grid_renderer.hpp>
 #include <mapnik/font_engine_freetype.hpp>
+#include <mapnik/expression_evaluator.hpp>
 
 namespace mapnik {