Update web.xml

Updating server name
Use wildfly-maven-plugin to do remote deployments to AWS servers.
Making hostname and password parameterized
Set cas client server name
Update app context name eventhub-api for functional tests.
Set prebuilt session expiration dates in the future.
Merge pull request #164 from CruGlobal/test/fixes

Update App context name for Functional tests
Include registration count in conference api model
Test for registration count in conference api model
Merge pull request #165 from CruGlobal/feat/conference-registration-count

Provide Registration Count in Conference API Model
Add trust commerce dependency.
Add trust commerce request,response fields and values.
Add TrustCommercePaymentProcess to processCreditCardTransaction(...)
Add TrustCommerceException.
Add TrustCommercePaymentProcessTest
Simplify exception handling.
Refactor to more readable enumerated type names
Convert transaction id type from Long to String (in code)