Try to fix travis build

src/framework/CMakeLists.txt

@@ -180,7 +180,7 @@ else()
 endif()
 set(Boost_USE_MULTITHREADED ON)
 set(Boost_USE_STATIC_LIBS ${USE_STATIC_LIBS})
-find_package(Boost 1.50.0 COMPONENTS ${REQUIRED_BOOST_COMPONENTS} REQUIRED)
+find_package(Boost 1.48.0 COMPONENTS ${REQUIRED_BOOST_COMPONENTS} REQUIRED)
 
 #find lua
 if(LUAJIT)

src/framework/core/binarytree.h

@@ -26,7 +26,6 @@
 #include "declarations.h"
 #include <framework/util/databuffer.h>
 #include <client/position.h>
-#include <boost/concept_check.hpp>
 
 enum {
     BINARYTREE_ESCAPE_CHAR = 0xFD,

src/framework/core/graphicalapplication.cpp

@@ -206,6 +206,7 @@ void GraphicalApplication::poll()
     // poll window input events
     g_window.poll();
     g_particles.update();
+    g_textures.poll();
 
     Application::poll();
 }