Move Projects and Environments into their own files

atst/domain/projects.py

@@ -0,0 +1,13 @@
+from atst.database import db
+from atst.models.project import Project
+
+
+class Projects(object):
+    @classmethod
+    def create(cls, workspace, name, description):
+        project = Project(workspace=workspace, name=name, description=description)
+
+        db.session.add(project)
+        db.session.commit()
+
+        return project