Require KVP GetCapabilities service parameter and set modules back to 1.0.0-SNAPSHOT

This pull request makes the KVP GetCapabilities service parameter required. See 52n bug 964 [1].

Also, this sets the module parent version back to 1.0.0-SNAPSHOT to match the parent pom.

[1] https://bugzilla.52north.org/show_bug.cgi?id=964