Fix bug in package of generated OMEXMLMetadataImpl

The package should be ome.xml.meta now, no longer ome.xml.ome.
Merge pull request #1022 from ctrueden/dev50/ome-xml-package-bug

OME-XML package bug-fix
merge dev_5_0 -D org: PR 998 (Micromanager fixes)
merge dev_5_0 -D org: PR 1012 (Added brief  notes on debugging Bio-Formats using Netbeans when called f...)
merge dev_5_0 -D org

Repository: openmicroscopy/bioformats
Excluded PRs:
  # PR 1023 melissalinkert 'Update version history for 5.0.1' (status: pending)
  # PR 1021 melissalinkert 'Minor docs autogen fixes' (status: )
  # PR 1016 ctrueden 'Use pom-scijava as parent' (label: exclude)
  # PR 1013 melissalinkert 'Update version numbers to 5.0.1' (exclude comment)
  # PR 1018 melissalinkert 'Flex: fix support for new file naming scheme' (label: exclude)
Already up-to-date.

Merged PRs:
  # PR 998 melissalinkert 'Micromanager fixes'
  # PR 1012 imunro 'Added brief  notes on debugging Bio-Formats using Netbeans when called f...'

Generated by BIOFORMATS-5.0-merge-daily#783 (http://ci.openmicroscopy.org/job/BIOFORMATS-5.0-merge-daily/783/)