Update Version strings

See GitHub Issue #106.

Signed-off-by: Erik Bernoth <erik.bernoth@gmail.com>
Changes.txt: Update for release 0.1.6

See GitHub Issue #106

Signed-off-by: Erik Bernoth <erik.bernoth@gmail.com>
Merge branch 'v-0.1.6-rc'

See GitHub Issue #106.
Merge branch 'master' into dev