exportPattern("^[[:alpha:]]+")
import(sp)
S3method(plot, AccelerometerDatum)
S3method(plot, AltitudeDatum)
S3method(plot, BatteryDatum)
S3method(plot, CellTowerDatum)
S3method(plot, CompassDatum)
S3method(plot, LightDatum)
S3method(plot, LocationDatum)
S3method(plot, RunningAppsDatum)
S3method(plot, ScreenDatum)
S3method(plot, SoundDatum)
S3method(plot, SpeedDatum)
S3method(plot, TelephonyDatum)
S3method(plot, WlanDatum)