Some model fixes

See merge request !45

Some fix

See merge request !44

Feature/finishing validation process

See merge request !43

Adding proper ordering to request object

See merge request !42

Fixing some stuff on models and adding email notifications on models

See merge request !41

Fixing some serialzation

See merge request !40

Fix previous

See merge request !39

Adding templates to Pypi

See merge request !38

Adding some missing fields

See merge request !37

Fixing some stuff

See merge request !36

Fixing missing auto_author

See merge request !35

Fixing the model and some css sugar

See merge request !34

Feature/adding likes actions

See merge request !33

Adding missing fields to the request serializer

See merge request !32