make vectors gallery aware (prevent duplicates)
make photos gallery aware
make sketches gallery aware
make note gallery aware
migrate model to db v3
fix issues for the new model
excel - add azimuth and clino for middle points
allow decimal input for vector azimuth and slope
middle should not remain selected on point back
start refactor of the excel output format
refactoring - middles not returned in legs list when not needed(resolves issue selecting leg where middles are in between), delete middles when project is deleted
refactor Excel export, completed middles as separate legs