Cleaned up a few SDL includes

src/font/marked-up_text.hpp

@@ -25,7 +25,7 @@ class surface;
 #include <string>
 #include "serialization/unicode_types.hpp"
 
-#include <SDL.h>
+#include <SDL_rect.h>
 
 namespace font {
 

src/font/text_formatting.hpp

@@ -20,7 +20,6 @@
 // standard color to be passed to span_color without an extra include.
 #include "font/standard_colors.hpp"
 
-#include <SDL.h>
 #include <string>
 
 /**

src/gui/core/event/message.hpp

@@ -24,7 +24,7 @@
 
 #include "gui/widgets/helper.hpp"
 
-#include <SDL.h>
+#include <SDL_rect.h>
 
 namespace gui2
 {

src/gui/dialogs/end_credits.hpp

@@ -16,7 +16,7 @@
 
 #include "gui/dialogs/modal_dialog.hpp"
 
-#include <SDL.h>
+#include <SDL_keycode.h>
 #include <vector>
 
 class config;

src/gui/dialogs/tooltip.hpp

@@ -15,7 +15,7 @@
 #ifndef GUI_DIALOGS_TIP_HPP_INCLUDED
 #define GUI_DIALOGS_TIP_HPP_INCLUDED
 
-#include <SDL.h>
+#include <SDL_rect.h>
 #include <string>
 
 class CVideo;

src/help/help_text_area.cpp

@@ -27,7 +27,6 @@
 #include <algorithm>                    // for max, min, find_if
 #include <ostream>                      // for operator<<, stringstream, etc
 #include <vector>                       // for vector, etc
-#include <SDL.h>                        // for TTF_STYLE_BOLD, etc
 
 static lg::log_domain log_display("display");
 #define WRN_DP LOG_STREAM(warn, log_display)

src/map/label.hpp

@@ -22,7 +22,7 @@
 
 #include <map>
 #include <string>
-#include <SDL.h>
+#include <SDL_rect.h>
 
 class config;
 class display;

src/tooltips.cpp

@@ -23,7 +23,7 @@
 #include "resources.hpp"
 #include "video.hpp"
 
-#include <SDL.h> // Travis doesn't like this, although it works on my machine -> '#include <SDL_sound.h>
+#include <SDL_rect.h> // Travis doesn't like this, although it works on my machine -> '#include <SDL_sound.h>
 
 namespace {