Updates sample.yml with better docs

    queue: 'shortall'

    # Location to put <jobid.log> files for cluster jobs

    cluster_log_dir: '/scratch/jlaura/elysium/logs'

    # What cluster submission tool should be user

    cluster_submission: 'slurm'  # or `pbs`

    # What scratch or temporary area should be used for temporary file creation

    tmp_scratch_dir: '/scratch/jlaura'

    # The amount of RAM (in MB) to request for jobs

### Database Configuration ###

database:

    # Name of the database. For example, postgresql or sqlite

    type: 'postgresql'

    # Username used to log in to the database

    username: 'sample'

    # Password used to log in to the database

    password: 'sample'

    # Host machine name (or localhost) where the database is running

    host: 'smalls'

    # Port that the database is exposed on

    port: 8085

    # Port where a proxy that manages database connections is running

    pgbouncer_port: 8083

    # The name of the database to connect to.  Tables will be created inside this DB.

    name: 'jelysiumtest' # This needs to be all lowercase for PostGreSQL!

### Pfeffernusse / CSM Configuration ###

pfeffernusse:

    # URL to the service that serves CSM compliant ISDs

    url: 'http://smalls:8081/v1/pds'

# Redis Configuration

### Redis Configuration ###

redis:

    # Name of the redis queue

    basename: 'elysium'

    # Hostname (or localhost) where the redis server is running

    host: 'smalls'

    # Port that redis is accepting connections on

    port: '8084'

    # The name of the queue that successful job messages are pushed

    completed_queue: 'jely:done'

    # The name of the queue used for jobs that need to be started

    processing_queue: 'jely:proc'

    # The name of the queue that currently processing jobs are pushed 

    working_queue: 'jely:working'

### Spatial Reference Setup ###

spatial:

    # The spatial reference identifier in the database. This value needs

    # to be added to the database that is storing the spatial information.

    srid: 949900

    # The radii of the body. If the body is a sphere, these values should match

    semimajor_rad: 3396190  # in meters

    semiminor_rad: 3376200  # in meters

    # A compliant proj4 string. Checkout http://spatialreference.org for examples 

    # for planetary bodies.

    proj4_str: '+proj:longlat +a:3396190 +b:3376200 +no_defs'

### Working Directories ###

directories:

    # The directory where VRTs should be created

    vrt_dir: '/sratch/jlaura/elysium/vrt'

algorithms:

    ring_match:

        - target_points: 25

          tolerance: 0.01

        - target_points: 20

          tolerance: 0.01

        - target_points: 25

          tolerance: 0.02

    compute_fundamental_matrix:

        - tolerance: 0.3

          reproj_threshold: 10

          initial_x_size: 500

          initial_y_size: 500

          corr_x_size: 40

          corr_y_size: 40

        - tolerance: 0.3

          reproj_threshold: 15

          initial_x_size: 500

          initial_y_size: 500

          corr_x_size: 40

          corr_y_size: 40

        - tolerance: 0.25

          reproj_threshold: 20

          initial_x_size: 500

          initial_y_size: 500

          corr_x_size: 40

          corr_y_size: 40