Add taglibs-standard-* to apparmor list (ticket #2093)

Only for stretch and later, zesty and later
Copy more files for previous stretch setup to xenial

Fix extra chars in patch 1
Fix javadoc causing build error on Trusty
Deb build doc updates

Fix date in changelogs
doc update

Fix up LICENSES.txt
Build.xml cleanup
Debian:
- Add support for with-libtomcat8-java but not with-libjetty9-java for wheezy/jessie
- Fix wheezy/precise/trusty build files to use tomcat8 but not jetty9 packages
- Remove build dependency on ant-optional, not required
- Remove some remaining eclipse-ecj dependencies
- Add short README files for wheezy and jessie

- Remove with-libtomcat6-java and with-libtomcat7-java
- Replace with-libjetty8-java with-libjetty9-java
- Add libtomcat8-java dependency in debian builds
- Change libservlet-3.0-java implicit dependency to libservlet-3.1-java
- Initial mods for trusty build files, as it does not have jetty 9
- Initial xenial build files
- Add link to jetty9-apache-jsp.jar
- Add necessary util jars to jsp classpath
Non-Debian builds:
- Move tomcat runtime from javax.servlet.jar to jasper-runtime.jar,
  to be consistent with Jetty 8
- Switch from jetty (glassfish) to apache (tomcat) jsp implementation,
  to be consistent with Debian builds
- Drop checked-in Tomcat 6 and Jetty 8 jars
Code:
- Force Jasper initialization in RouterConsoleRunner since we
  don't use the Jetty annotation scanner

- Fix jetty version in build.xml
- Make javadoc package priority 'extra'
- Beginning of xenial files, Java 8 only, untested
- Build doc updates
- Add zesty, remove wily in docs