Sla Core 0.5.0

• New MODACLOUDS_ACCOUNTING_URL env var; if set, penalties are POSTed to it
• Simple accounting module, which sends email if penalty type is "mail"

Sla Core 0.4.0

• Tower4Clouds supported
• mOS distribution fixed

Sla Core 0.3.0

• Handling of master/slaves agreements
• Several modifications to be mOS-guidelines compliant
• Generation of mOS package