Removed forced usage of clang since it prevents compilation with gcc.

CMakeLists.txt

@@ -4,8 +4,6 @@ project(mhwd)
 set(EXECUTABLE_OUTPUT_PATH ${mhwd_SOURCE_DIR}/bin)
 
 set(CMAKE_INSTALL_PREFIX "/usr/")
-set(CMAKE_C_COMPILER clang)
-set(CMAKE_CXX_COMPILER clang++)
 
 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -O2 -Wall -Wextra -Wunreachable-code -Werror")