update .gitignore

.gitignore

@@ -20,4 +20,6 @@ example/android/.project
 example/android/.settings/org.eclipse.buildship.core.prefs
 example/android/app/.classpath
 example/android/app/.project
-example/android/app/.settings/org.eclipse.buildship.core.prefs
+example/android/app/.settings/org.eclipse.buildship.core.prefs
\ No newline at end of file
+example/Podfile.lock
+.last_build_id
\ No newline at end of file