1.0beta6 : bug dupplicate edge id with auto interconnect when some PT networks have the same station id
- update libraries 

- update GeoTools libs (to 26.1) and thema libs to 1.9

- OD matrix export in csv
- Network loading : add geopackage format

WARNING project is not compatible with previous version
- add command line interface (CLI) with command --odmatrix
- add interconnection network support

 - Geopackage is default vector format
 - OD matrix table can be saved in sqlite database
- epsg code is stored in place of all crs definition

- network can be removed

- update to network-1.8.1 and geotools 20

- update maven site

- Add Nearest ressource feature
- Reverse calculations are correct even with negative times
- Add basic project feature

- Source and Path layers can be removed
- Add AutoInterconnect network to interconnect PT net with Walk net automatically
- Few bug corrections and translations
- Update french manual

- add GPL header
- create tex manual