Create usage documentation

- Added build from source instructions
- Added usage instructions
Merge pull request #2 from indigo423/Create-usage-documentation

Create usage documentation
Cleanup maven configuration

- Changed from Java 1.6 to 1.7
- Added version properties
- Changed JRobin dependency from 1.5.15-SNAPSHOT to 1.6.0 stable
- Changed OpenNMS repository from snapshot to stable
Merge pull request #3 from indigo423/Cleanup-maven-configuration

Cleanup maven configuration
Bump to version 1.0 stable
Merge branch 'release-1.0' into master-upstream