0.7.0-rc1

Increase debounce time, add flush on blur, ui tweaks (#167)

* UI perf tests

* Flush local value

* Fixes for format

* More tests for filagg panel

* UI improvements, table cleanup

* Fullscreen in url

* Fix for format

* Update icons

* Correct guesses and timing of graph/table offers

* Small fixes

* Drop timeout

* Sync to localstorage on desktop

* issues with localstorage

* Add race detector everywhere

* Fixes for localstorage lookups

* Update dev_faq.md

* Update architecture doc

* Fix for tests

* Pipe instead

* Fix conn test

* Add notes about macos race bug

* Add note about minor version