Induce missing GPS coordinates

[dacr]

Using such approach

• [x] add a field induced or realGPS field
• [x] add an algorithm such as
  • consecutives photos coming from the same camera
  • approximate missing coordinates between photos with coordinates in a limited timerange
  • time base average between two known points (on a line, and depending of timestamp)

[dacr]

Field deducted has been added

case class PhotoPlace(
  latitude: LatitudeDecimalDegrees,
  longitude: LongitudeDecimalDegrees,
  altitude: Option[AltitudeMeanSeaLevel],
  deducted: Boolean 
)