Update installation instructions
Update installation instructions

nathanielbaxter/libminizinc,jjdekker/libminizinc,nathanielbaxter/libminizinc,nathanielbaxter/libminizinc,nathanielbaxter/libminizinc,tias/libminizinc,tias/libminizinc,jjdekker/libminizinc,jjdekker/libminizinc,jjdekker/libminizinc