Check that AEP features behave correctly in 310/320 shaders.

Check that AEP features behave correctly in 310/320 shaders.

Require an extension in 310 es shaders.
Do not require suffixes in 320 es shaders.
Update es31fDebugTests to load the NegativeDirectiveTests functions.
Update CMakeLists.txt to include new test.
Add test for primitive_bounding_box in 320 shaders.
Add test for the following extensions:
- GL_KHR_blend_equation_advanced
- GL_OES_sample_variables
- GL_OES_shader_image_atomic
- GL_OES_shader_multisample_interpolation
- GL_OES_texture_storage_multisample_2d_array
- GL_EXT_geometry_shader
- GL_EXT_gpu_shader5
- GL_EXT_shader_io_blocks
- GL_EXT_tessellation_shader
- GL_EXT_texture_buffer
- GL_EXT_texture_cube_map_array

Change-Id: I4aacca892faf110371d55e5172e1b9afed3a0871