update version numbers for 0.0.4-PREVIEW (#44)

* update to version 0.0.4

* update docs to version 0.0.4

Merge pull request #40 from rossiam/publish-update

update publish to match current Maven example

Merge pull request #27 from rossiam/PI-373

[PI-373] Add AWS Lamba example and documentation.

Fix CI master build; random improvements

Move findBugs exclude filter to convention
Configure Javadoc encoding to force UTF-8 
    Otherwise smartapp-core:javadoc fails in master build
Add missing line in Configuration.kt
Improve consistency in Pages enum class "pageId"
Conditionally apply excludes filters file