Add votes table and model

Signed-off-by: Ramnique Singh <mail@ramniquesingh.name>
Write api to add / get votes

Signed-off-by: Ramnique Singh <mail@ramniquesingh.name>
Add voting api

Merge branch 'api' into develop

Signed-off-by: Ramnique Singh <mail@ramniquesingh.name>