Merge pull request #5 from antipodeman/master

Fixed links in backup list
Replace net.Conn with bakapy.RemoteReader interface in StorageConn
Rename StorageConn self pointer
Create job object inside bakapy.RunJob
Pass only needed parameters to the NewJob function
Replace storage with Jober interface in Job
Set gzip=false in example job configuration
Generate task id on new job creation
Do not pass full metadata to the Job.GetScript
Make Job.GetScript private
Make Job.GetCmd private
Remove unused job method
Add job executor entity
Use job.TaskId instead of metadata.TaskId on job.Run()
JobConfig is a pointer
Add tests for job.Run()
Fix random test failures due to map iteration sorting
Fix race in job tests
Add tests for config parser
Add test.sh