Remove custom pluralize method in application_controller.rb (autolab#…

…2082)

* Remove custom pluralize code as it is unnecessary and causing errors

* remove pluralize again (got readded in merge)

(cherry picked from commit 102a9a9)

app/controllers/assessment/autograde.rb

@@ -104,7 +104,7 @@ def regradeBatch
 
     failure_jobs = failed_list.length
     if failure_jobs > 0
-      flash[:error] = "Warning: Could not regrade #{pluralize(failure_jobs, "submission")}:<br>"
+      flash[:error] = "Warning: Could not regrade #{ActionController::Base.helpers.pluralize(failure_jobs, "submission")}:<br>"
       failed_list.each do |failure|
         if failure[:error].error_code == :nil_submission
           flash[:error] += "Unrecognized submission ID<br>"
@@ -116,7 +116,7 @@ def regradeBatch
 
     success_jobs = submission_ids.size - failure_jobs
     if success_jobs > 0
-      link = "<a href=\"#{url_for(controller: 'jobs')}\">#{pluralize(success_jobs, "submission")}</a>"
+      link = "<a href=\"#{url_for(controller: 'jobs')}\">#{ActionController::Base.helpers.pluralize(success_jobs, "submission")}</a>"
       flash[:success] = ("Regrading #{link}")
     end
 
@@ -151,7 +151,7 @@ def regradeAll
 
     failure_jobs = failed_list.length
     if failure_jobs > 0
-      flash[:error] = "Warning: Could not regrade #{pluralize(failure_jobs, "submission")}:<br>"
+      flash[:error] = "Warning: Could not regrade #{ActionController::Base.helpers.pluralize(failure_jobs, "submission")}:<br>"
       failed_list.each do |failure|
         if failure[:error].error_code == :nil_submission
           flash[:error] += "Unrecognized submission ID<br>"
@@ -163,7 +163,7 @@ def regradeAll
 
     success_jobs = last_submissions.size - failure_jobs
     if success_jobs > 0
-      link = "<a href=\"#{url_for(controller: 'jobs')}\">#{pluralize(success_jobs, "student")}</a>"
+      link = "<a href=\"#{url_for(controller: 'jobs')}\">#{ActionController::Base.helpers.pluralize(success_jobs, "student")}</a>"
       flash[:success] = ("Regrading the most recent submissions from #{link}")
     end