[build] added basic JUnit test case to osgi.example project.

Wired in JUnit dependency.
[build] connected build to Travis-CI.
[build] removed src from classpath.
[build] bumped tycho to 0.21.

Added restfuse bundles.
[publisher] switch to non debug resource listing.
[tests] added swagger api test cases to osgi.example.

Added test case to run as part of the build process.