Problem with UTF chars

[Pyton]

On my minified JS file I have wrong statement:
varπ=Math.PI,ε=1e-6,d3_radians=π/ 180,d3_degrees=180 /π;

Oryginal line:
var π = Math.PI, ε = 1e-6, d3_radians = π / 180, d3_degrees = 180 / π;

Laravel 5.1
devfactory/minify 1.0.1

[sirsquall]

This package is juste a wrapper for this one :
https://github.com/tedious/JShrink

You should poste your issues to they repo.