Adds admin endpoints / routes for user (#36)

Adds all endpoints / routes for user operations
Tweaks in UserService
Adds update in UserService
Fixes old tests

packages/medusa/src/models/__mocks__/user.js

@@ -4,12 +4,12 @@ export const users = {
   testUser: {
     _id: IdMap.getId("test-user"),
     email: "oliver@medusa.test",
-    passwordHash: "123456789",
+    password_hash: "123456789",
   },
   permissionUser: {
     _id: IdMap.getId("permissions-user"),
     email: "oliver@medusa.com",
-    passwordHash: "123456789",
+    password_hash: "123456789",
   },
 }
 

packages/medusa/src/models/user.js

@@ -10,7 +10,8 @@ class UserModel extends BaseModel {
   static schema = {
     email: { type: String, required: true },
     name: { type: String },
-    password_hash: { type: String },
+    password_hash: { type: String, required: true },
+    api_token: { type: String },
     metadata: { type: mongoose.Schema.Types.Mixed, default: {} },
   }
 }