Remove legacy config file. Advances #24.

local.cfg

-[foo]
-STATIC_ROOT = "{{ BASE_DIR }}/tmp/static"
-MEDIA_ROOT = "{{ BASE_DIR }}/tmp/media"
-ALLOWED_HOSTS = []
-DATABASES.default.ENGINE = "django.db.backends.sqlite3"
-DATABASES.default.NAME = "{{ BASE_DIR }}/db.sqlite3"
-DEBUG = true
-LANGUAGE_CODE = "de-de"
-SECRET_KEY = "DO_NOT_USE_waabah0uGu9okahtee2UbaijahS0cuJo"
-TIME_ZONE = "Europe/Berlin"
-FONT_AWESOME.url = "/javascript/font-awesome/css/font-awesome.min.css"
-BOOTSTRAP4.css_url = "/javascript/bootstrap4/css/bootstrap.min.css"
-BOOTSTRAP4.javascript_url = "/javascript/bootstrap4/js/bootstrap.min.js"
-BOOTSTRAP4.jquery_url = "/javascript/jquery/jquery.min.js"
-BOOTSTRAP4.popper_url = "/javascript/popper.js/umd/popper.min.js"
-ANY_JS.DataTables-Bootstrap4.css_url = "/javascript/jquery-datatables/css/dataTables.bootstrap4.min.css"
-ANY_JS.DataTables-Bootstrap4.js_url = "/javascript/jquery-datatables/dataTables.bootstrap4.min.js"
-ANY_JS.DataTables.js_url = "/javascript/jquery-datatables/jquery.dataTables.js"
-COLOUR_PRIMARY = "#007bff"
-COLOUR_SECONDARY = "#6c757d"
-COLOUR_SUCCESS = "#28a745"
-COLOUR_INFO = "#17a2b8"
-COLOUR_WARNING = "#ffc107"
-COLOUR_DANGER = "#dc3545"
-COLOUR_LIGHT = "#f8f9fa"
-COLOUR_DARK = "#343a40"
-SASS_PROCESSOR_INCLUDE_DIRS.0 = "/usr/share/sass/bootstrap"