Sept 22 fixes (#9065)

* Removed lingering checklist

* Added another party data check

* Added move cursor on hover

* Removed task locally

* Prevented user from being able to delete an active challenge task

* Reset tasks when viewing member progress

* Prevented challenge owners from adding checklists

* Hide challenges columns with no tasks

* Add error translations

* Added markdown to challenge description

* Allowed leader to rejoin challenge

* Replaced description with summary

* Fixed delete logic

* Added author

* Added loading message

* Added load more

* Added default sub

* Fixed remove all

* Added lint

website/client/components/challenges/groupChallenges.vue

@@ -12,7 +12,7 @@ div
         .col-9
           router-link.title(:to="{ name: 'challenge', params: { challengeId: challenge._id } }")
             strong {{challenge.name}}
-          p {{challenge.description}}
+          p {{challenge.summary || challenge.name}}
           div
             .svg-icon.member-icon(v-html="icons.memberIcon")
             .member-count {{challenge.memberCount}}