Minor cleanup

dlib/cmake

 # This is a CMake file meant to be included via include()
 # It will trigger a compilation of dlib *in the project* 
 # including it
-set(DLIB_IN_PROJECT_BUILD true)
 
 cmake_minimum_required(VERSION 2.6.4)
 
+set(DLIB_IN_PROJECT_BUILD true)
 
 set(CMAKE_LEGACY_CYGWIN_WIN32 0) # Remove when CMake >= 2.8.4 is required
 if (POLICY CMP0054)