Bug 1414 - Is not possible to remove all role-mappings of a user

 * Able remove the project role mapping

Change-Id: I68ec168d18675434faf98b57a34183ac06cafb60
Signed-off-by: Barath Kumar R <barath.r@tataelxsi.co.in>
diff --git a/src/models/UserModel.ts b/src/models/UserModel.ts
index 83dd08b..64626c8 100644
--- a/src/models/UserModel.ts
+++ b/src/models/UserModel.ts
@@ -42,6 +42,7 @@
 /** Interface for user role mappings */
 export interface UserRoleMap {
     project_role_mappings?: ProjectRoleMappings[];
+    remove_project_role_mappings?: ProjectRoleMappings[];
 }
 
 /** Interface for Admin */