work on moving from mnesia to leveldb
needed change for vagrant to compile leveldb source
beta logs is now the default, use beta=0 to disable
removing an unused variable
log retention is working in leveldb backend
stubs for the missing leveldb functions
adding leveldb alerts
refactoring the alerts to be less connected to a mnesia schema
fixes to leveldb
alerts on the dashboard page using the new leveldb schema
Merge pull request #93 from lookio/master

leveldb work