add new module to perform db sanitization
add new module to perform db sanitization

CartoDB/cartodb,CartoDB/cartodb,codeandtheory/cartodb,splashblot/dronedb,splashblot/dronedb,CartoDB/cartodb,codeandtheory/cartodb,splashblot/dronedb,codeandtheory/cartodb,splashblot/dronedb,codeandtheory/cartodb,CartoDB/cartodb,codeandtheory/cartodb,CartoDB/cartodb,splashblot/dronedb