[opengrok] Update source repositories before starting the index generation

[trond.nor...@sun.com]

Author: Trond Norbye <trond.norbye at sun.com>
Repository: /hg/opengrok/trunk
Latest revision: 66a4b7892b37a4f9d60fac3006dbb2d263b2cbc1
Total changesets: 1
Log message:
Update source repositories before starting the index generation

Files:
        update: src/org/opensolaris/opengrok/management/AgentIndexRunner.java