always try to load console_table
better truncation of string/text cols
removed hostname from metric metadata

occasionally if a hostname changed it would cause new Metric records to
be generated since the tag hash has now changed as well. we never
actually used the hostname ('host' key) to query metrics, so we just
dropped it completely.
fixed inline tag display
fix styling of refresh facts button
made 'edit host' a normal button (instead of on hover); fixed markup
display host description in a panel
refactor and reorg css a bit
updated gitignore
fixed bootstrap3 modal event names
don't change button title
cleanup host editor creation; no more setButton() call nonsense
use sendmail everywhere; set devise mailer options