bounties.network redesign implementation Q3 2018

[tcrowe]

Defer merge until we finish these items:

• Deploy strategy finalized
• Link URLs filled in or deferred

How to test locally:

git clone -b new-design-gitcoin-bounty https://github.com/tcrowe/bounties.network.git
cd bounties.network
npm install
npm run dev
# open http://127.0.0.1:9924/

This PR completes this issue & bounty: https://github.com/Bounties-Network/bounties.network/issues/7