It is sufficient to allege in the complaint in relation to any party claiming a lien whom it is desired to make a defendant, that such party claims a lien under this article upon the property described; and in case of the intervention of parties, or of the making of new parties, or of the consolidation of actions, so that the issues are in any manner changed or increased, any party to the action shall be allowed to amend his pleadings, or file new pleadings, as the nature of the case may require.
C.R.S. § 38-22-112