A set of composer fixes (#1187)

* Don't insert a newline on cmd+entrl (close #1173)

* Don't linkify selected text on url-paste (close #1149)

* Disable the adult content controls if there is no media on the post (close #1169)

src/view/com/composer/text-input/TextInput.web.tsx

@@ -60,6 +60,7 @@ export const TextInput = React.forwardRef(
           Link.configure({
             protocols: ['http', 'https'],
             autolink: true,
+            linkOnPaste: false,
           }),
           Mention.configure({
             HTMLAttributes: {
@@ -96,6 +97,7 @@ export const TextInput = React.forwardRef(
                 onPressPublish(state)
                 return state
               })
+              return true
             }
           },
         },