Migration to binary_image crate and algorithm fix

[salam99823]

Changes

Added

• Feature parallel, which depends on rayon
  (6dab192).
• External public crate binary_image
  (076d53b).
• Iterator iter::Edges for Edges
  (10397be).

Changed

• rayon marked as optional dependencies
  (6dab192).
• Functions factored out.
  • translate
  • translate_objects
• Now UVec2, Vec2 is inner
  (ba68b6c).
• Function names have been shortened
  (0266d7e):
  • single_image_edge_translated to single_translated.
  • single_image_edge_raw to single_raw.
  • multi_image_edge_translated to multi_translated.
  • multi_image_edge_raw to multi_raw.
• Now Edges is unit
  (10397be).

Fixed

• Work with channels of pixels
  (10397be).

Removed

• Functions image_edges, new
  (10397be).

[shnewto]

thank you for the excellent notes in the PR description 💯 🙏 and thanks for all of your effort improving the usefulness of this crate!