test, provide regression tests for redirection

Signed-off-by: Sebastian Freundt <freundt@ga-group.nl>
test, provide regression cases for variable handling in clit files

Signed-off-by: Sebastian Freundt <freundt@ga-group.nl>
test, provide regression cases for < FILE input syntax to trigger the differ

Signed-off-by: Sebastian Freundt <freundt@ga-group.nl>
revert, variable ass'ment as in vars_03.clit and vars_04.clit doesn't work (yet)

Signed-off-by: Sebastian Freundt <freundt@ga-group.nl>
minor, use wordexp() to expand `< FILE' comparison lines

Signed-off-by: Sebastian Freundt <freundt@ga-group.nl>
Merge branch 'feat/fn-expansion'

* feat/fn-expansion:
  minor, use wordexp() to expand `< FILE' comparison lines
Merge branch 'test/clitoris'

* test/clitoris:
  revert, variable ass'ment as in vars_03.clit and vars_04.clit doesn't work (yet)
  test, provide regression cases for < FILE input syntax to trigger the differ
  test, provide regression cases for variable handling in clit files
  test, provide regression tests for redirection