termsnap-v0.2.0

Breaking

• (lib) [breaking] rename cols -> columns
  (c0fe244)

Features

• (lib) add methods to access terminal grid cells to Screen
  (a1883d7)
• implement rendering from ANSI-escaped data on stdin
  (e603f97)

Bug Fixes

• separate main logic and CLI arguments consistency checks
  (501e629)

Refactor

• explicitly pass around I/O handles, fixes test
  (0f35410)
• remove unused code
  (adfb990)

Testing

• add test hitting the main code path
  (fc27cd6)
  (c7e4149)
  (ff0d0e5)
  (be39b89)