Use correct py2neo method for removing nodes
Use correct py2neo method for removing nodes

- * from indexes

cristigociu/neomodel_dh,pombredanne/neomodel,robinedwards/neomodel,andrefsp/neomodel,bleib1dj/neomodel,fpieper/neomodel,robinedwards/neomodel,bleib1dj/neomodel,wcooley/neomodel