More logical grouping of components (group by Host then by Context)

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1550123 13f79535-47bb-0310-9956-ffa450edef68
More descriptive name

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1550124 13f79535-47bb-0310-9956-ffa450edef68