mperham/dalli — pull request #337 by bukhamseen (2013-03-04 13:13:25+00:00)
Title: Support detailed stats.

stats command accept "slabs", "items" to show detailed statistics.
It is extend stats as follow:
```ruby
#to get general stats
stats = dc.stats
# to get detailed stats
stats_items = dc.stats(:items)
stats_slabs = dc.stats(:slabs)
```