Create new class LxDeviceAvailable, clear program.cs.
Add DB Operation class, and clear the code.
Finished debugging for bundled database operation.
Optimize and clean up code in program.cs and TestCaseDriver.cs
Make demo scripts TST962, TST966 and TST1172 point to the availabe devices.
Solved merge.
submitREQ9482_TST1200  and change with VerifyProperty function