Few enhancements to the source including small shuffle

added idisposable to dazzle database client
modified idisposable on leveldbstorage
added idisposable to specification context
modified the way specification context and child classes are used
added irony dll's to the repo
modified idisposable for in memory storage
added idisposable to dazzle server
modified enumerator handling on Select Operation
added dummy license (needs to be done)
added aggregated open source licenses
Merge pull request #1 from dmportella/master

Few enhancements to the source including small shuffle