test: added test for Job object
test: reworked job deps in config file; "name, version"
test: fix number of tests to be run
test: test all params and methods of Project object
Project: added guts of load() method

- Reworked the object attributes
- project_job keeps track of the project in an App::JenkBuilder::Job
  object
- build_deps holds the dependencies of this project as Job objects
- build_arch is the CPU architecture to build for
- _project_config stores the project config data structure loaded from disk
README: updated config file format

- Added links to Project and Job modules