RV voting calc - Octopus GraphQL syncing, select2-ified UI

Makefile

env.example

...oup_size_calc/templates/member_group_size_calc/index.html

package.json

requirements/base.txt

requirements/production.txt

rv_voting_calc/templates/rv_voting_calc/index.html

rv_voting_calc/views.py

rybicka/settings/base.py

rybicka/settings/production.py

static_src/member_group_size_calc.js

static_src/rv_voting_calc.js