tmp commit
Merge remote-tracking branch 'upstream/master'
Can now add fluid_type selectors (without update - and need to manually set fluid_type value)
Selectors: bugFix and adding Fluid Providers (insert/delete)
Formula almost done for fluid_consumption_meter
fluid_consumption_meter: formula OK for first Year. Now need to think if formula is applied now to all YearlyValues
Merge pull request #26 from Benczyk/master

Fluid_type selectors + some Lease formulas