OAK-7829: oak-examples: update Tomcate dependency to 7.0.91
OAK-7829: oak-examples: update Tomcate dependency to 7.0.91

git-svn-id: 67138be12999c61558c3dd34328380c8e4523e73@1843652 13f79535-47bb-0310-9956-ffa450edef68

francescomari/jackrabbit-oak,alexparvulescu/jackrabbit-oak,anchela/jackrabbit-oak,alexparvulescu/jackrabbit-oak,stillalex/jackrabbit-oak,stillalex/jackrabbit-oak,anchela/jackrabbit-oak,stillalex/jackrabbit-oak,anchela/jackrabbit-oak,anchela/jackrabbit-oak,alexparvulescu/jackrabbit-oak,stillalex/jackrabbit-oak,francescomari/jackrabbit-oak,alexparvulescu/jackrabbit-oak,stillalex/jackrabbit-oak,anchela/jackrabbit-oak,francescomari/jackrabbit-oak,francescomari/jackrabbit-oak,alexparvulescu/jackrabbit-oak,francescomari/jackrabbit-oak