Releasing 2.1.7

• The temporary history file is now created in the HOME directory.
• Fixed some minor typos.

Releasing 2.1.6

• Changed the width of the displayed results.
• The editor is no longer run as a forked child process but is exec'ed in the main process.

Releasing 2.1.5

• Upgraded GrrEngine to 2.0.3 which fixed the processing of $.

Releasing 2.1.4

• Color is automatically disabled when stdout is redirected to a non-terminal.

Releasing 2.1.3

• Upgraded GrrEngine to 2.0.2 which fixed the compilation of parenthetical groups without any
  disjunctions contained within.

Releasing 2.1.2

• Upgraded GrrEngine to 2.0.1 which fixed some issues with the handling of "." and "$".

Releasing 2.1.1

• Fixed a bug where the temporary history file wasn't getting unlinked if Grr failed.
• The Grr engine is now a separate repository. Grr uses GrrEngine 2.0.0 which includes a slight
  performance increase.

Releasing 2.1.0

Changes:

• Replaced GRR_PATH_MAX with PATH_MAX.
• Fixed a bug where using the -l option when the history file didn't exist
  would generate an error.
• Added the -p option.
• Symbolic links are no longer followed.

Releasing 2.0.0

Changes:

• The -e option now uses the EDITOR environment variable instead of the
  DEFAULT_EDITOR variable.
• A history file is now used. The -y option has been added to disable the
  history file's use.
• The search pattern is now specified by the -r option.
• Added the -u and -h options.
• Fixed a bug in grrSearch where matches were being given the incorrect
  length.

Releasing 1.0.1

Changes:

• restructured grrSearch in such a way that sped up the benchmark test by
  almost 200%
• fixed a bug with the * quantifier that was causing endless empty
  transition loops
• fixed a bug where grrMatch and grrSearch weren't properly processing tab
  characters