SECTION 55. EFFECT OF CHARTER UPON EXISTING LAWS AND RIGHTS.
   The taking effect of this Charter shall not affect any pre-existing rights of this Municipality, nor any right to liability or pending suit of prosecution either on behalf of or against the Municipality, nor any contract entered into by the Municipality or for its benefit, nor any franchise granted by the Municipality, nor pending proceedings for the authorization of public improvements or the levy of assessments therefor.
   Except as a contrary intent appears herein, all acts of the Council of this Municipality shall continue effect until lawfully amended or repealed.