Log Message:
Add ruby-mustermann package version 1.0.0 which required by sinatra 2.0.

Welcome to Mustermann.  Mustermann is your personal string matching expert.
As an expert in the field of strings and patterns, Mustermann keeps its
runtime dependencies to a minimum and is fully covered with specs and
documentation.

Given a string pattern, Mustermann will turn it into an object that behaves
like a regular expression and has comparable performance characteristics.