Celo camp tests

With this release, we start the celo camp tests.

• Edit community
• Set/get username

v0.0.1-alpha.13

• fix BigNumber issue with decimals
• get pending community in /managerin endpoint
• get user token history using blockscout api

Cache it completely

• Fix initial community cache event

Community 👯

• Get complete community info in one request

Fix ABI

Fix smart-contracts ABIs

Cache everything!

• Filter all events, including Transfer (donations)
• Get beneficiaries, community managers, backers, donations and more from cached transactions

No changes

No changes

Faster and more complete cache

• subscribe to chain events
• fix transaction cache "unique" problem
• filter all events from smart-contracts
• start caching from the last cached block or from the block with the impactmarket deploy if there's no entry
• filter donations (WIP)

v0.0.1-alpha.6

• transaction cache improved
• subscribe to chain events (WIP)