 Merge branch 'db_reaping_frequency' into 'master'
 Merge branch 'db_reaping_frequency' into 'master'

DB Reaping Frequency

8thcolor/rubyconfau2015-sadr,8thcolor/eurucamp2014-htdsadr,8thcolor/eurucamp2014-htdsadr,8thcolor/eurucamp2014-htdsadr,8thcolor/rubyconfau2015-sadr,8thcolor/rubyconfau2015-sadr