cl-program-tester: Add support for parsing floating-point hex constants
cl: Add convert_long(float) test
piglit-run: Fix default search directory for piglit.conf v2

We need to use PIGLIT_SOURCE_DIR now that run.py is its own module.

v2:
  - Use PIGLIT_SOURCE_DIR instead of os.getcwd()

Reviewed-by: Dylan Baker <baker.dylan.c@gmail.com>
piglit: Don't override user's definition of the PIGLIT_SOURCE_DIR env variable v2

reviewed-by: Dylan Baker <baker.dylan.c@gmail.com>
dmesg_tests.py: Remove stupid timing tests

I never actually meant to push that test in the first place, but I
figured it was there don't fix what ain't broken. But the test is
broken, it fails sporadically and it isn't even that useful.

Signed-off-by: Dylan Baker <baker.dylan.c@gmail.com>
integration_tests.py: Add basic tests for external test suite integration

These tests are not at any level meant to be complete or comprehensive,
but rather just a set of basic sanity checks to help reduce breakage of
integrated test suites.

Signed-off-by: Dylan Baker <baker.dylan.c@gmail.com>
integration_tests.py: Add igt support

Signed-off-by: Dylan Baker <baker.dylan.c@gmail.com>
integration_tests.py: Add es3conform support

Signed-off-by: Dylan Baker <baker.dylan.c@gmail.com>
integration_tests.py: Add oglconform support

Signed-off-by: Dylan Baker <baker.dylan.c@gmail.com>
nv_conditional_render: use default window size

Reviewed-by: José Fonseca <jfonseca@vmware.com>
ext_framebuffer_multisample: use default window size

Reviewed-by: José Fonseca <jfonseca@vmware.com>
arb_texture_buffer_object: use default window size

Reviewed-by: José Fonseca <jfonseca@vmware.com>
ext_transform_feedback: use default window size

Reviewed-by: José Fonseca <jfonseca@vmware.com>
arb_texture_buffer_range: use default window size

Reviewed-by: José Fonseca <jfonseca@vmware.com>
arb_separate_shader_objects: use default window size

Reviewed-by: José Fonseca <jfonseca@vmware.com>
arb_transform_feedback2: use default window size

Reviewed-by: José Fonseca <jfonseca@vmware.com>
arb_draw_elements_base_vertex: use default window size

Reviewed-by: José Fonseca <jfonseca@vmware.com>
arb_draw_instanced: use default window size

Reviewed-by: José Fonseca <jfonseca@vmware.com>
arb_es2_compatibility: use default window size

Reviewed-by: José Fonseca <jfonseca@vmware.com>
arb_fragment_program: use default window size

Reviewed-by: José Fonseca <jfonseca@vmware.com>