Changed nameing scheme for the abstract classes since we're not useing interfaces

ref #11

src/models/Participant.ts

@@ -11,7 +11,7 @@ import {
 /**
  * Defines the participant interface.
 */
-export abstract class IParticipant {
+export abstract class Participant {
   /**
    * Autogenerated unique id (primary key).
    */

src/models/Scan.ts

@@ -9,7 +9,7 @@ import {
 /**
  * Defines the scan interface.
 */
-export abstract class IScan {
+export abstract class Scan {
   /**
    * Autogenerated unique id (primary key).
    */