Simplify the usage of the POM
Simplify the usage of the POM

- Wrapped all the plugin executions required for running the Harvester
  within a profile.
- Tuned the default build to don't fail upon WAR generation (as the module
  is not aimed at producing one), do not be installed, nor deployed.

SmartDeveloperHub/sdh-ci-harvester,SmartDeveloperHub/sdh-ci-harvester