CORE-5870 Added tag doc formatting logic
CORE-5870 index tag type as file or folder not data
CORE-5870 Added logic for counting the number of tags
CORE-5870 estimates the number of tags for purge

The number of tags that will be inspected during the purge phase is now logged.
added reminder to implement the listen func
added space before days unit.
moved the progress logger to clojure-commons
updated clojure-commons dependencies
removed unneeded dependency on clj-time
updated infosquito dependencies
notifier accepts a function for logging progress now
notifier can show progress for 0 s events
fixed numerous bugs

Bad Tony should have done many separate commits.
Merge branch 'dev' of https://github.com/iPlantCollaborativeOpenSource/DiscoveryEnvironmentBackend into dev
switched infosquito to using updated progress monitor