Adds module API to docindex.
Updates version numbers for 0.4.0 release. Refs #29.
Updates generated sources for 0.4.0 release. Refs #29.
Merge branch 'release/0.4.0'
Changes release steps to pick release builds. Refs #29.
Reduces verbosity during doc generation. Refs #29.
Bumps version numbers for development version. Refs #29.