Generate model for weather readings
Generate branch light placement model
Generate branch light measurements model
Generate model for light hanging
Generate light string measurement model
Generate light references model
Merge branch 'light-tables' into traits
Remove the TraitsTree table

Sets the trees table to have no required fields
Tidy up table names
Add foreign keys
Remove required fields on subplot
Create dependent tables in the right order
Apply these mad changes
Merge branch 'db-rework' into traits