Fix mixed username and timestamp with LTR/RTL scripts

Fixes #7424

closes #7575

Changelog.md

@@ -8,6 +8,7 @@
 ## Bug fixes
 * Fix displaying polls with long answers [#7579](https://github.com/diaspora/diaspora/pull/7579)
 * Fix S3 support [#7566](https://github.com/diaspora/diaspora/pull/7566)
+* Fix mixed username and timestamp with LTR/RTL scripts [#7575](https://github.com/diaspora/diaspora/pull/7575)
 
 ## Features
 * Ask for confirmation when leaving a submittable comment field [#7530](https://github.com/diaspora/diaspora/pull/7530)

app/assets/stylesheets/stream_element.scss

@@ -90,6 +90,7 @@
     .author-name {
       font-weight: bold;
       margin-bottom: 4px;
+      unicode-bidi: isolate;
     }
     .feedback {
       margin-top: 5px;