Update POM version numbers to 5.0.5-SNAPSHOT
Set the Sphinx version to 1.2.2
Merge pull request #1318 from sbesson/5.0.5-snapshot

Update POM version numbers to 5.0.5-SNAPSHOT
Merge pull request #1319 from sbesson/rebased/dev_5_0/sphinx_122

Set the Sphinx version to 1.2.2 (rebased onto dev_5_0)