Restructure Parameter models to use a common abstract base class.

@@ -342,0 +349,4 @@
+    model = parts_models.PackageParameter
+
+    def save(self, package):
+        param_type = self.cleaned_data['parameter_type']

@@ -0,0 +15,4 @@
+		all_comps = Component.objects.exclude(package__isnull=True)
+
+		for component in all_comps:
+			package_parameters = PackageParameter.objects.filter(package=component.package)

@@ -250,2 +248,4 @@
 	text_value = models.TextField(null=False, blank=True)
 
+	def _get_object_of_param(self):
+		return None

@@ -81,3 +121,3 @@
     </div>
 </div>
-
+{% include 'parts/modals/new-component-parameter-modal.html' with component_name=object.name form=new_param_form %}