UNIX-cal-like tool to display Jalali calendar

Current version

jcal requires the following formulae to be installed:
autoconf 2.69 Automatic configure script builder
automake 1.15.1 Tool for generating GNU Standards-compliant Makefiles
libtool 2.4.6_1 Generic library support script

Formula history

Dominyk Tiller urls: update savannah to use https
Miguel Araújo jcal: fixing one warning about system command
Viktor Szakats jcal: use https homepage
Nikolaus Wittenstein Add descriptions to all remaining homebrew packages
Jack Nagel jcal: modernize autotools deps
Ted Pennings Convert all 'def test' formulae to 'test do'
Jack Nagel Add more missing :autoconf deps