create projects app; move Project model to projects app; recreate migrations because moving the model caused problems o.o

projects/models.py

@@ -0,0 +1,10 @@
+from django.db import models
+
+
+class Project(models.Model):
+    project_key = models.CharField(max_length=16, unique=True)
+    name = models.CharField(max_length=200)
+    description = models.TextField(blank=True)
+
+    def __str__(self):
+        return self.name