Some changes to the People form and views now that we inherit from AbstractUser
override tastypie to make it fast enough
fix the base tags
remove unused dehydrate fields
better category and keywords count
Merge pull request #1532 from mbertrand/services_gn

Services as core module
fixes issue 799-windows upload file locking
Merge pull request #1536 from nathanhilbert/windowsupload-799

Windows upload 799
add denormalized fields for apis
fix api for item detail
Merge pull request #1537 from simod/tastyfast

Speed up the api and api usage