Route models import should use batching

javax.transaction.RollbackException: Unable to commit: Transaction timeout
	at org.apache.geronimo.transaction.manager.TransactionImpl.commit(TransactionImpl.java:267)
	at org.apache.geronimo.transaction.manager.TransactionManagerImpl.commit(TransactionManagerImpl.java:252)
	at org.nuxeo.runtime.jtajca.NuxeoContainer$TransactionManagerWrapper.commit(NuxeoContainer.java:745)
	at org.nuxeo.runtime.jtajca.NuxeoContainer$UserTransactionImpl.commit(NuxeoContainer.java:621)
	at org.nuxeo.runtime.transaction.TransactionHelper.commitOrRollbackTransaction(TransactionHelper.java:289)
	at org.nuxeo.ecm.core.repository.RepositoryService.applicationStarted(RepositoryService.java:157)
	at org.nuxeo.runtime.model.impl.RegistrationInfoImpl.notifyApplicationStarted(RegistrationInfoImpl.java:332)
	at org.nuxeo.runtime.osgi.OSGiRuntimeService.notifyComponentsOnStarted(OSGiRuntimeService.java:494)
	at org.nuxeo.runtime.osgi.OSGiRuntimeService.fireApplicationStarted(OSGiRuntimeService.java:533)
	at org.nuxeo.runtime.osgi.OSGiRuntimeService.frameworkEvent(OSGiRuntimeService.java:543)
	at org.nuxeo.osgi.OSGiAdapter.fireFrameworkEvent(OSGiAdapter.java:238)
	at org.nuxeo.osgi.application.loader.FrameworkLoader.doStart(FrameworkLoader.java:232)
	at org.nuxeo.osgi.application.loader.FrameworkLoader.start(FrameworkLoader.java:112)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at org.nuxeo.osgi.application.FrameworkBootstrap.start(FrameworkBootstrap.java:132)
	at org.nuxeo.runtime.tomcat.dev.DevFrameworkBootstrap.start(DevFrameworkBootstrap.java:73)
	at org.nuxeo.runtime.tomcat.NuxeoLauncher.handleEvent(NuxeoLauncher.java:118)
	at org.nuxeo.runtime.tomcat.NuxeoLauncher.lifecycleEvent(NuxeoLauncher.java:89)
	at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119)
	at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90)
	at org.apache.catalina.util.LifecycleBase.setStateInternal(LifecycleBase.java:402)
	at org.apache.catalina.util.LifecycleBase.setState(LifecycleBase.java:347)
	at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5498)
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
	at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901)
	at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877)
	at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:633)
	at org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:656)
	at org.apache.catalina.startup.HostConfig$DeployDescriptor.run(HostConfig.java:1635)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
	at java.util.concurrent.FutureTask.run(FutureTask.java:262)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
	at java.lang.Thread.run(Thread.java:744)