renderdoc 0.11.0

Changed

• Update renderdoc-sys dependency to 1.0.0.
• Update float-cmp dependency to 0.9.
• Update optional glutin dependency to 0.30.
• Update optional winit dependency to 0.28.
• Improve crate-level documentation.

Fixed

• Fix loading strategy of renderdoc library (PR #140).
• Fix typo in start_frame_capture and end_frame_capture docs (PR #122).
• Fix undefined behavior and crash in get_capture (PR #143).