* BE: command to create fake proposals
* BE: pagination system + implemented for GET proposals/
* FE: overlay mode for Loader component
* FE: paginated Proposals
* refactor pagination.py a bit
* Proposals: set search input from store on construction
* admin: switch proposals to new pagination regime
* BE: test adjustments
* set app.proposals.page after fetch in a less-creepy way
* optimictic proposal.detail from proposal.page
* keep api interfacing on the api surface (one-dimentional page filters vs structured)
* rem MOST & LEAST_FUNDED prop sort + rename NEWST & OLDEST
* ProposalPagination fix default sort