message: Remove extra 'are' in README
diff: @@ -48,7 +48,7 @@ Code should be committed as follows:
  * CSS: https://github.com/matrix-org/matrix-react-sdk/tree/master/res/css
  * Theme specific CSS & resources: https://github.com/matrix-org/matrix-react-sdk/tree/master/res/themes
  -React components in matrix-react-sdk are come in two different flavours:
  +React components in matrix-react-sdk come in two different flavours:
  'structures' and 'views'. Structures are stateful components which handle the
  more complicated business logic of the app, delegating their actual presentation
  rendering to stateless 'view' components. For instance, the RoomView component
  