message: Add -Wall to AliPhysics
  Added -Wall -Wno-missing-braces warning to AliPhysics. Missing braces is
  included in Wall in clang but not in gcc>=4.8.
diff: @@ -146,6 +146,16 @@ else()
  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Werror=delete-non-virtual-dtor")
  endif()
  + # Turn on "all" warnings, but skip missing braces warning
  + check_cxx_compiler_flag(-Wall CXX_COMPILER_HAS_WALL)
  + if(CXX_COMPILER_HAS_WALL)
  + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")
  + endif()
  + check_cxx_compiler_flag(-Wno-missing-braces CXX_COMPILER_HAS_WNO_MISSING_BRACES)
  + if(CXX_COMPILER_HAS_WNO_MISSING_BRACES)
  + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-missing-braces")
  + endif()
  +
  # Issue a warning if AliRoot Core does not have AliEn support (this is wrong in most cases)
  if(NOT AliRoot_HASALIEN)
  message(WARNING "AliRoot Core has been built without with AliEn support: some features might be unavailable!")
  