v0.9.4

SatelliteToolbox v0.9.4

Diff since v0.9.3

• The conversion from RV to Keplerian elements had a bug for Equatorial and elliptical orbits. (Issue #72)

Closed issues:

• Fix documentation in nutation_fk5 (#62)
• Remove unused variables (#63)
• Why the track is not drifting? (#65)
• Reference to geodesic coordinate frames (#66)
• Wrong docstring for rv_to_mean_elements_j2osc (#67)
• Quick fix to rv_to_kepler (#72)

Merged pull requests:

• Clerical error (#68) (@tony1980)
• Added milliseconds to date_to_jd(::DateTime). (#71) (@justbyoo)