Resolves issue with Teiid Connection import on windows
Merge pull request #329 from mdrillin/TEIIDDES-2089

Resolves issue with Teiid Connection import on windows
TEIIDDES-2128 added ProcedureService. previx to SQL Template messages
* Replaced various Property class definitions with single SimpleProperty class
* Refactored IDialogStatusListener from relational to ui.common for re-use