v3.1

Fixing area calculations (km2).

v3.0

[fixing hest so it can be numeric take 3]

v2.9

fixing hest so it can be numeric take 2

v2.8

Ensuring hest can be numeric.

v2.7

Adding hest setting.

v2.6

mt_track_id() fix continued

v2.5

Update to use mt_track_id() instead of another hard-coded column.

v2.4

Documentation updates.

v2.3

resolving issues.

... specifically:

• adding informative error if input is not a move2 object (asking did they split the data into a list?)
• adding extent parameter
• resolving sf / move2 issue

v2.2

Updating libraries.