ISIS-2126: remove 'webserver' as a dependency from 'mavendeps/webapp'
ISIS-2126: remove 'webserver' as a dependency from 'mavendeps/webapp'

- webserver is obsolete

Task-Url: https://issues.apache.org/jira/browse/ISIS-2126
apache/isis,apache/isis,apache/isis,apache/isis,apache/isis,apache/isis