Added 'track' app

- Keeping track of UniquePart objects

InvenTree/InvenTree/settings.py

@@ -40,7 +40,8 @@ INSTALLED_APPS = [
     
     'part.apps.PartConfig',
     'stock.apps.StockConfig',
-    'supplier.apps.SupplierConfig'
+    'supplier.apps.SupplierConfig',
+    'track.apps.TrackConfig'
 ]
 
 MIDDLEWARE = [

InvenTree/InvenTree/urls.py

@@ -13,6 +13,7 @@ Including another URLconf
     1. Import the include() function: from django.conf.urls import url, include
     2. Add a URL to urlpatterns:  url(r'^blog/', include('blog.urls'))
 """
+
 from django.conf.urls import url, include
 from django.contrib import admin
 
@@ -22,5 +23,6 @@ urlpatterns = [
     url(r'^stock/', include('stock.urls')),
     url(r'^part/', include('part.urls')),
     url(r'^supplier/', include('supplier.urls')),
+    url(r'^track/', include('track.urls')),
     url(r'^admin/', admin.site.urls),
 ]