Added DBConnector Class and Integrated it into the other projects - c2f04598063edfb1ee44627c0e7f1d0d12d2e614

Added DBConnector Class and Integrated it into the other projects - c2f04598063edfb1ee44627c0e7f1d0d12d2e614.

@zippy1981 could you please kindly review the code and let us know if this looks O.K. :+1:  Thank you.