v0.16.0

Features:

• add page rotation by @r8

• add page deletion and reordering by @r8

• add page label ranges extraction by @r8

• enable JPEG 2000 extraction for JPXDecode images by @r8

• add a form field's tooltip, box, default, limits and options by @r8

• add plain text conversion with to_plain_text for Document and Page by @r8

Bug Fixes:

• drop the unused :linearize save option by @r8