Changes in Implant-Assistant v1.6

1) New implants and abutments added to Database:
- Conmet (series: Estetic, Tolstyak)
- Astra Tech (series: OsseoSpeed)
- FRIADENT (series: XiVE(R) TG Plus, XiVE(R) S Plus, EstheticBase)
- BEGO (series: SEMADOS(R))
- Anthogyr(series: Anthofit(R), Ossfit(R))
2) Panel "Implant Management" changed, - new controls added
3) Panel "Implant Parameters" changed, - new controls added
4) database changed, - new fields added: "Article" for implants and abutments, and "Edossal length" for implants
5) Dialog-boxes "Implant" and "Abutment" changed in Database Editor, - new controls added
6) Panel "Bone density around implant" changed, - now only endossal part is used for calculation of average values of density