Initialise poetry config.

pyproject.toml

+[tool.poetry]
+name = "BiscuIT-ng"
+version = "1.0dev0"
+description = "BiscuIT School Information System (SIS) - Next Generation Platform"
+authors = ["BiscuIT Team <biscuit-dev@lists.teckids.org>"]
+license = "MIT"
+
+[tool.poetry.dependencies]
+python = "^3.7"
+
+[tool.poetry.dev-dependencies]
+
+[build-system]
+requires = ["poetry>=0.12"]
+build-backend = "poetry.masonry.api"