New pagination view

[vbaranov]

We have now a new look of pagination in the embedded staking dapp. We need the same pagination for other pages:

• [ ] blocks page
• [ ] transactions page
• [ ] addresses page

Here is how pagination looks like now https://github.com/poanetwork/blockscout/pull/1812#issuecomment-486185638

Here is how pagination should look:

The layout with a new pagination style: https://app.zeplin.io/project/5a6053176eb2bda2cf9379be/screen/5cc18a81e528ae3da56ddcdc

[saneery]

@gabitoesmiapodo @vbaranov I think we need also add new paginations into production-posdao branch

[vbaranov]

@saneery feel free to get upstream from master to POSDAO branch