Buildsystem: Add initial support for Intel C++ Compiler (patch by Leak)

Note: Intel C++ Compiler for Windows is not supported in this change
Closes issue 4361

--HG--
branch : trunk

cmake/platform/unix/settings.cmake

@@ -24,4 +24,8 @@ add_custom_target(uninstall
 )
 message(STATUS "UNIX: Created uninstall target")
 
-include(${CMAKE_SOURCE_DIR}/cmake/compiler/gcc/settings.cmake)
+if(CMAKE_C_COMPILER MATCHES "gcc")
+  include(${CMAKE_SOURCE_DIR}/cmake/compiler/gcc/settings.cmake)
+elseif(CMAKE_C_COMPILER MATCHES "icc")
+  include(${CMAKE_SOURCE_DIR}/cmake/compiler/icc/settings.cmake)
+endif()