Added sudo scheme colour.
Full support for dynamically coloured segments.
Support for optional segments.
Added prompt hook and prefixed fcts.
Bugfix in prompt state condition check.
Added basic git segment.
Commenting functions.
Using git rev-parse for getting git info.
Support for detached head.
Bugfix.

Can’t numerically compare hex branch names. Let’s stick to strings.
Different git scheme for dirty/clean work tree.
Changed colors for a better look