model/base: Use Flask-SQLAlchemy declarative base
model/base: Use Flask-SQLAlchemy declarative base

Harry-R/skylines,skylines-project/skylines,Harry-R/skylines,skylines-project/skylines,Harry-R/skylines,skylines-project/skylines,Turbo87/skylines,shadowoneau/skylines,Turbo87/skylines,TobiasLohner/SkyLines,snip/skylines,TobiasLohner/SkyLines,kerel-fs/skylines,shadowoneau/skylines,RBE-Avionik/skylines,Harry-R/skylines,kerel-fs/skylines,shadowoneau/skylines,TobiasLohner/SkyLines,snip/skylines,Turbo87/skylines,kerel-fs/skylines,snip/skylines,RBE-Avionik/skylines,RBE-Avionik/skylines,RBE-Avionik/skylines,skylines-project/skylines,Turbo87/skylines,shadowoneau/skylines