Merge pull request #6291 from JosJuice/remove-soil

Replace usage of SOIL with libpng

CMakeLists.txt

@@ -670,17 +670,6 @@ else()
   include_directories(BEFORE Externals/curl/include)
 endif()
 
-if(NOT APPLE)
-  check_lib(SOIL "(no .pc for SOIL)" SOIL SOIL/SOIL.h QUIET)
-endif()
-if(SOIL_FOUND)
-  message(STATUS "Using shared SOIL")
-else()
-  message(STATUS "Using static SOIL from Externals")
-  add_subdirectory(Externals/SOIL)
-  include_directories(Externals/SOIL)
-endif()
-
 if (NOT ANDROID)
 	find_library(ICONV_LIBRARIES NAMES iconv libiconv libiconv-2 c)
 	find_path(ICONV_INCLUDE_DIR NAMES iconv.h)