Fix for webtests

Fix for Following webtests : 

WebTest_Contact_SearchBuilderTest.testSearchBuilderOptions
WebTest_Event_AddEventTest.testAddPaidEventNoTemplate
WebTest_Event_AddEventTest.testAddPaidEventDiscount
WebTest_Contribute_OnlineContributionTest.testOnlineContributionWithZeroAmount
WebTest_Profile_ProfileGroupSubscriptionTest.testProfileGroupSubscription
WebTest_Profile_BatchUpdateTest.testBatchUpdate