Log Message:
Changes 1.5.4:
* New features:
  - Support for OpenGL 3.3
  - Support for OpenGL 4.0
* New extensions:
  - GL_AMD_conservative_depth
  - GL_ARB_blend_func_extended
  - GL_ARB_draw_indirect
  - GL_ARB_explicit_attrib_location
  - GL_ARB_gpu_shader5
  - GL_ARB_gpu_shader_fp64
  - GL_ARB_occlusion_query2
  - GL_ARB_sampler_objects
  - GL_ARB_shader_bit_encoding
  - GL_ARB_shader_subroutine
  - GL_ARB_shading_language_include
  - GL_ARB_tessellation_shader
  - GL_ARB_texture_buffer_object_rgb32
  - GL_ARB_texture_compression_bptc
  - GL_ARB_texture_rgb10_a2ui
  - GL_ARB_texture_swizzle
  - GL_ARB_timer_query
  - GL_ARB_transform_feedback2
  - GL_ARB_transform_feedback3
  - GL_ARB_vertex_type_2_10_10_10_rev
  - GL_EXT_shader_image_load_store
  - GL_EXT_vertex_attrib_64bit
  - GL_NV_gpu_program5
  - GL_NV_gpu_program_fp64
  - GL_NV_gpu_shader5
  - GL_NV_tessellation_program5
  - GL_NV_vertex_attrib_integer_64bit
  - GLX_ARB_vertex_buffer_object
* Bug fixes:
  - Parameter constness fix for glPointParameteriv and glPointParameterfv