Upgrade to OSGi 4.3.1, ASM 5.0.2 and proxy-impl 1.0.3-SNAPSHOT for Java8 support in jpa-container-itest

git-svn-id: https://svn.apache.org/repos/asf/aries/trunk@1602172 13f79535-47bb-0310-9956-ffa450edef68