Erase warning when svn/git/hg do not exist.
Erase warning when svn/git/hg do not exist.

kissthink/nyagos,nocd5/nyagos,tsuyoshicho/nyagos,hattya/nyagos,hattya/nyagos,zetamatta/nyagos,hattya/nyagos,kissthink/nyagos,tyochiai/nyagos,kissthink/nyagos