Xml files from wildfly don't end with "new line character"

Description of problem:

• Some of xml files from wildfly don't end with "new line character".
• Each xml file should end with "new line character", because of posix standard:
  • http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/V1_chap03.html#tag_03_206
• List of affected files:
  • ./docs/examples/configs/standalone-gossip-ha.xml
  • ./docs/examples/configs/standalone-ec2-ha.xml
  • ./docs/examples/configs/standalone-picketlink.xml
  • ./docs/examples/configs/standalone-ec2-full-ha.xml
  • ./docs/examples/configs/standalone-rts.xml
  • ./docs/examples/configs/standalone-jts.xml
  • ./docs/examples/configs/standalone-xts.xml
  • ./docs/examples/configs/standalone-genericjms.xml
  • ./docs/examples/configs/standalone-gossip-full-ha.xml
  • ./standalone/configuration/standalone.xml
  • ./standalone/configuration/standalone-ha.xml
  • ./standalone/configuration/standalone-full.xml
  • ./standalone/configuration/standalone-full-ha.xml

How reproducible:
Always

Steps to Reproduce:

1. cd EAP_HOME

2. for xml in `find -type f | grep xml$`; do
   if [ "`cat -E $xml | tail -n 1 |grep -o '.$'`" != "$" ] ; then
   echo $xml
   fi
   done