Small fix of group editing form

src/main/scala/gitbucket/core/controller/AccountController.scala

@@ -456,7 +456,7 @@ trait AccountControllerBase extends AccountManagementControllerBase {
   get("/:groupName/_editgroup")(managersOnly {
     defining(params("groupName")){ groupName =>
       // TODO Don't use Option.get
-      html.editgroup(getAccountByUserName(groupName, true).get, getGroupMembers(groupName))
+      html.editgroup(getAccountByUserName(groupName, true).get, getGroupMembers(groupName), flash.get("info"))
     }
   })
 
@@ -499,7 +499,9 @@ trait AccountControllerBase extends AccountManagementControllerBase {
 //        }
 
         updateImage(form.groupName, form.fileId, form.clearImage)
-        redirect(s"/${form.groupName}")
+
+        flash += "info" -> "Account information has been updated."
+        redirect(s"/${groupName}/_editgroup")
 
       } getOrElse NotFound()
     }

src/main/twirl/gitbucket/core/account/editgroup.scala.html

@@ -1,7 +1,9 @@
 @(account: gitbucket.core.model.Account,
-  members: List[gitbucket.core.model.GroupMember])(implicit context: gitbucket.core.controller.Context)
+  members: List[gitbucket.core.model.GroupMember],
+  info: Option[Any])(implicit context: gitbucket.core.controller.Context)
 @gitbucket.core.html.main("Edit group"){
   @gitbucket.core.account.html.menu("profile", account.userName, true){
+    @gitbucket.core.helper.html.information(info)
     <h2>Edit group</h2>
     @gitbucket.core.account.html.groupform(Some(account), members, s"${context.path}/${account.userName}/_editgroup", false)
   }

src/main/twirl/gitbucket/core/account/groupform.scala.html

@@ -52,14 +52,14 @@
     </div>
   </div>
   <fieldset class="border-top">
-    @if(account.isDefined){
+    @if(account.isDefined && !admin){
       <div class="pull-right">
         <a href="@helpers.url(account.get.userName)/_deletegroup" id="delete" class="btn btn-danger">Delete group</a>
       </div>
     }
     <input type="submit" class="btn btn-success" value="@if(account.isEmpty){Create group} else {Update group}"/>
-    @if(account.isDefined){
-      <a href="@helpers.url(account.get.userName)" class="btn btn-default">Cancel</a>
+    @if(admin){
+      <a href="@context.path/admin/users" class="btn btn-default">Cancel</a>
     }
   </fieldset>
 </form>