Adds information about submitting security patches and changes page title

git-svn-id: https://svn.apache.org/repos/asf/struts/site@1596499 13f79535-47bb-0310-9956-ffa450edef68
Adds autogenerated pages

git-svn-id: https://svn.apache.org/repos/asf/struts/site@1596500 13f79535-47bb-0310-9956-ffa450edef68
Renames file to match its meaning

git-svn-id: https://svn.apache.org/repos/asf/struts/site@1596501 13f79535-47bb-0310-9956-ffa450edef68
Renames file to match its meaning

git-svn-id: https://svn.apache.org/repos/asf/struts/site@1596502 13f79535-47bb-0310-9956-ffa450edef68
Renames file to match its meaning

git-svn-id: https://svn.apache.org/repos/asf/struts/site@1596503 13f79535-47bb-0310-9956-ffa450edef68
Adds section's title

git-svn-id: https://svn.apache.org/repos/asf/struts/site@1596504 13f79535-47bb-0310-9956-ffa450edef68
Updates autogenerated file

git-svn-id: https://svn.apache.org/repos/asf/struts/site@1596505 13f79535-47bb-0310-9956-ffa450edef68