build: suppress warnings from FindBugs to fix build on Travis CI.

Correction for 17c052d and 59c40b3
commits.

Author: php-coder

src/main/config/findbugs-filter.xml

@@ -8,6 +8,24 @@
 		<Class name="~.*\.dto\..*" />
 		<Bug pattern="EI_EXPOSE_REP,EI_EXPOSE_REP2" />
 	</Match>
+	<Match>
+		<Class name="ru.mystamps.web.feature.account.AddUserDbDto" />
+		<Or>
+			<Method name="getActivatedAt" />
+			<Method name="setActivatedAt" />
+			<Method name="getRegisteredAt" />
+			<Method name="setRegisteredAt" />
+		</Or>
+		<Bug pattern="EI_EXPOSE_REP,EI_EXPOSE_REP2" />
+	</Match>
+	<Match>
+		<Class name="ru.mystamps.web.feature.account.AddUsersActivationDbDto" />
+		<Or>
+			<Method name="getCreatedAt" />
+			<Method name="setCreatedAt" />
+		</Or>
+		<Bug pattern="EI_EXPOSE_REP,EI_EXPOSE_REP2" />
+	</Match>
 	<Match>
 		<Class name="ru.mystamps.web.feature.image.AddImageDataDbDto" />
 		<Or>