Fixed issue #1753 - Ticket search fails for limit exceeding 100 with internal server error.

app/controllers/organizations_controller.rb

@@ -235,7 +235,7 @@ curl http://localhost/api/v1/organization/{id} -v -u #{login}:#{password} -H "Co
     end
 
     if params[:limit] && params[:limit].to_i > 500
-      params[:limit].to_i = 500
+      params[:limit] = 500
     end
 
     query = params[:query]

app/controllers/tickets_controller.rb

@@ -400,7 +400,7 @@ class TicketsController < ApplicationController
     end
 
     if params[:limit] && params[:limit].to_i > 100
-      params[:limit].to_i = 100
+      params[:limit] = 100
     end
 
     query = params[:query]

app/controllers/users_controller.rb

@@ -386,7 +386,7 @@ class UsersController < ApplicationController
     end
 
     if params[:limit] && params[:limit].to_i > 500
-      params[:limit].to_i = 500
+      params[:limit] = 500
     end
 
     query = params[:query]