Set --ip-masq to false

(cherry picked from commit baf3bea79ade208529aafef32706f8872a902dc6)
Look at all tags when looking for version.

'git describe' uses only annotated tags by default.  We want to use all tags as we can only create 'lightweight' tags in the GitHub UI.

(cherry picked from commit cb027ce2a9f3d1be747d3cb36402202172830eaf)
Cut v0.4.1
Cut v0.4.1-dev
Merge pull request #1881 from jbeda/release-0.4

Release 0.4.1