feat: add redis Unix Domain Socket support for high performance (sola…

…na-labs#26)

* feat: add redis Unix Domain Socket support for high performance
* feat: add redis unix domain socket support for api.js
* wording enhancements

fix: rename entry-stream to blockstream

fix: minor tweak for tick_height outside entry (solana-labs#23)

feat: multiple updates for round 1 enhancements (solana-labs#15)

* feat: add provisional theme support, lay groundwork for for enhancements
* feat: 'this node' -> 'current leader' in inbound stream, API, and stats table, solana-labs#9
* feat: point book help links to edge (for now)
* chore: lint inbound-stream
* feat: implement datetime formatting
* feat: hide account menu solana-labs#10
* chore: rename components with .js to .jsx
* chore: fix lint
* feat: date localization, deep linkable ent/blk/txn
* feat: friendly close button on Dialogs
* feat: friendly close button on Dialogs (dialog part)
* feat: book vs. book-edge links (PR comment)
* chore: fix React warning re: typography
* chore: remove state update from render method, use history listener instead

fix: rename script from serve to serve:ui

fix: run serve as root on Linux for port 80 access

fix: add more descriptive error message when blockexplorer directory …

…is not found

fix: look harder for blockexplorer directory

fix: improve blockexplorer.sh abort handling

feat: enable semantic-release