Removed package time embedding of java clickstack
Removed unhelpful targets
Using _src suffix for consistency
Refactor check-val expression
get-file expression to use curl and md5 validation
Refactor tomcat7.zip target

Use an expression to define the repackage logic.
Cleanup genapp-setup-tomcat7.jar target
Use new get-file expression
Explicitly include maven compiler plugin in pom.xml