Features

• Added sort_by command, see #17 (@guilhermeleobas)
• Added take_while command, see #20
• Added foldl1 command, see #6 (@guilhermeleobas)
• Added lazy evaluation, see README
• Added --negate flag to filter and take_while, see #25 (@vegarsti)
• Added new string functions format, ends_with, see #7 (@vegarsti)
• Added new math functions pow, even, odd, see #7.

Bugfixes

• Properly handle broken pipes
• Fix in int parsing

First official release.