Added a mkdir command to create a placeholder directory for schemas.
Added a mkdir command to create a placeholder directory for schemas.

EpiDoc/EFES,kcl-ddh/kiln,kcl-ddh/kiln,kcl-ddh/kiln,kcl-ddh/kiln,kcl-ddh/kiln,EpiDoc/EFES,EpiDoc/EFES,kcl-ddh/kiln,kcl-ddh/kiln,EpiDoc/EFES,EpiDoc/EFES,EpiDoc/EFES