minor fixes based on feedback

frontend/src/Movie/Index/Posters/MovieIndexPoster.js

@@ -134,18 +134,13 @@ class MovieIndexPoster extends Component {
 
     let releaseDate = '';
     if (showReleaseDate) {
+      releaseDate = inCinemas;
       if (physicalRelease && digitalRelease) {
-        if (physicalRelease < digitalRelease) {
-          releaseDate = physicalRelease;
-        } else {
-          releaseDate = digitalRelease;
-        }
+        releaseDate = (physicalRelease < digitalRelease) ? physicalRelease : digitalRelease;
       } else if (physicalRelease && !digitalRelease) {
         releaseDate = physicalRelease;
       } else if (digitalRelease && !physicalRelease) {
         releaseDate = digitalRelease;
-      } else {
-        releaseDate = inCinemas;
       }
     }
 

src/NzbDrone.Core/Localization/Core/en.json

@@ -871,6 +871,7 @@
   "ShowQualityProfile": "Show Quality Profile",
   "ShowQualityProfileHelpText": "Show quality profile under poster",
   "ShowRatings": "Show Ratings",
+  "ShowReleaseDate": "Show Release Date",
   "ShowReleaseDateHelpText": "Show release date under poster",
   "ShowSearch": "Show Search",
   "ShowSearchHelpText": "Show search button on hover",