Updating pom.xml version numbers for release 4.4.4

Signed-off-by: Daan Hoogland <daan.hoogland@gmail.com>

Tagging release 4.5.1 on branch 4.5.

Tagging release 4.4.3 on branch 4.4.

Tagging release 4.3.2 on branch 4.3.

release tag for 4.4.2

Tagging release 4.4.1 on branch 4.4.

Updating pom.xml version numbers for release 4.3.1

Signed-off-by: Sebastien Goasguen <runseb@gmail.com>

Tagging release 4.4.0 on branch 4.4.

This is the HEAD of the original OVM3 drop

Tagging release 4.3.0 on branch 4.3