Fixing bug with switching connection when checking troia status
Removed unused import
Removing unused import
Small code reorganization
In the middle of fixing
Compiling - works for in memory, missing setting properties for others
Added properties using for DBBackend
Fixed bug - missed table name
Being more sure
Removing unused constant
Merge pull request #107 from ipeirotis/CONNECTION_POOL

Added DB Connections pool, refactored DB usage
Merge pull request #108 from ipeirotis/master

Fixed DB connections problems: using Connections pool, refactored DB usage