Added SQSQueue component to impact
Added images for impact.
merge fix
Region soft limits monitoring and thresholds
fix import of local lib
Merge pull request #15 from ssbunyk/develop

fix import of local lib
Created a base plugin class
Modified ds plugins
Merge remote branch 'vova/develop' into develop
Merge remote branch 'irunka/develop' into develop
Added plugin for monitoring EC2VPCSubnet
Added common datasource
Merge pull request #16 from ssOleg/develop

Added common datasource
Pep8 modifications
Merge fix
EC2 Snapshot component added
Added monitoring plugin for EC2VPCSubnet
EC2 Snapshots UI
EC2 Snapshots UI: linked subpanel added
Corrected Region plugin