Exception is thrown while uninstalling same topoprocessing feature in karaf second time.

Example steps:
1. run karaf
2. install feature odl-topoprocessing-framework (feature:install odl-topoprocessing-framework)
3. uninstall feature odl-topoprocessing-framework (feature:uninstall odl-topoprocessing-framework)
4. install feature odl-topoprocessing-framework again
5. uninstall feature odl-topoprocessing-framework again
6. look in log (log:tail)

Exception:
java.lang.IllegalStateException: Error while copying old configuration from ModuleInternalInfo [name=ModuleIdentifier

{factoryName='topoprocessing-i2rs-provider-impl', instanceName='topoprocessing-i2rs-provider-module'}

] to org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topoprocessing.i2rs.provider.impl.rev150819.TopoProcessingI2rsProviderModuleFactory@14f412a0
...
Caused by: java.lang.UnsupportedOperationException: Class reloading is not supported
at org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topoprocessing.i2rs.provider.impl.rev150819.AbstractTopoProcessingI2rsProviderModuleFactory.handleChangedClass(AbstractTopoProcessingI2rsProviderModuleFactory.java:70)