Treat disk available as inuse
Measure foreman disk at intervals
Merge pull request #395 from btovar/foreman_measure_disk

Measure available disk space at foreman at periodic intervals (10s).
Allow more than 1024 characters in nvpair_print_malloc

With workers running more than one task, the current tasks sent to
wq_status -W may use more than 1024 characters, causing a master segfault.
Check for gpus only once.
Compute total disk and memory according to available and inuse.
Merge pull request #398 from btovar/gpu_only_once

Check for gpus only once.
Add commit and reap tasks functions to/from workers
Integrate commit/reap functions
Do not allow labeled/unlabeled to mix
Comment on condor getenv
Merge branch 'consolidate_task_life'
Merge pull request #399 from btovar/inuse_local_disk_memory

Compute total disk and memory according to available and inuse.