[ARIES-1019] JPA weaving hook must be called before proxy weaving hook.

Register with the highest possible service ranking to avoid ClassNotFoundException caused by interfaces added by earlier
weaving hooks that are not yet visible to the bundle class loader.

git-svn-id: https://svn.apache.org/repos/asf/aries/trunk@1451781 13f79535-47bb-0310-9956-ffa450edef68