Replace old new_count view with TemplateView which doesn't hit the database
Merge pull request #252 from jvc26/update-new-count

Replaces old new_count view
Use rest_framework for cell_types API
Add modelserializer for CellType model
Use new names for cell_type fields
Wire up the new API
Merge new CellTypes API and NewCountTemplateView
Merge pull request #253 from jvc26/clean-celltypes-api

Clean celltypes api