Sync with reactjs.org @ 59c3c0a1#295

Merged

lex111 merged 18 commits intomasterfrom

Apr 2, 2019

Commits on Mar 25, 2019

removed line as functions can have state now too (#1783)
saranshkataria
authored
remove ReactWeek from Conference list (#1864)

jcreighton
authored and
alexkrolick
committed

Commits on Mar 26, 2019

Remove ReactNYC meetup from the list
gaearon
authored
Added RQ React meetup in Philadelphia (#1866)

pixelyunicorn
authored and
gaearon
committed
Adding immer in the list of immutable libraries (#1839)

pavanmehta91
authored and
gaearon
committed
📦 NEW: Add React.js Lahore Meetup Group (#1873)

Ahmad Awais ⚡️
authored and
gaearon
committed

Commits on Mar 28, 2019

Commits on Mar 29, 2019

Fix explanation of the `useState` example in 'Hooks API Reference' page (#1881)

g12i
authored and
sophiebits
committed

Commits on Apr 1, 2019

merging all conflicts
reactjs-translation-bot
committed