added dropdown menues to directory; changed admin type from integer to varchar - 0 or 1 to no or yes
added dropdown menues to directory; changed admin type from integer to varchar - 0 or 1 to no or yes

duke-compsci408-fall2014/FailSafe,duke-compsci408-fall2014/FailSafe,duke-compsci408-fall2014/FailSafe