Combination of initial files and some new code for login and user registration.

app/models/Component.php

@@ -0,0 +1,21 @@
+<?php
+
+
+class Component extends Eloquent
+{
+    public function componentType()
+    {
+        return $this->belongsTo('ComponentType');
+    }
+
+    public function transactions()
+    {
+        return $this->belongsToMany('Transaction');
+    }
+
+    public function user()
+    {
+        return $this->belongsTo('User');
+    }
+
+}