Bug 427365: Enable sisu-maven-plugin to run in thread-safe mode
Release 0.2.0
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Milestone 0.3.0.M1
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Multiple changes:
* bump deps to latest/almost-latest
* change from xdoc to java5 mojo annos
* mark the mojos as threadsafe
* guard actual execution with injected MavenProject monitor

Signed-off-by: Tamas Cservenak <tamas@cservenak.net>