show status edits (#3049)

* show status edits part 1

* show status edits part 2 - load status edits

* fix code formatting

* add dialog to show status edits

* small improvements

* use ALIGN_CENTER to position status visibility icon when possible

* rename status_timestamp_info view to status_meta_info

* make dateFormat static

* remove commented-out code

* move edits to dedicated fragment

app/src/main/java/com/keylesspalace/tusky/viewdata/StatusViewData.kt

@@ -40,7 +40,6 @@ sealed class StatusViewData {
          *
          * @return Whether the post is collapsed or fully expanded.
          */
-        /** Whether the status meets the requirement to be collapse  */
         val isCollapsed: Boolean,
         val isDetailed: Boolean = false
     ) : StatusViewData() {