Now you can use the MorphologyFilterFactory in a schema.xml:
<fieldType name="content" class="solr.TextField" positionIncrementGap="100">
<analyzer>
<tokenizer class="solr.StandardTokenizerFactory"/>
<filter class="org.apache.lucene.analysis.morphology.MorphologyFilterFactory" language="Russian"/>
<filter class="org.apache.lucene.analysis.morphology.MorphologyFilterFactory" language="English"/>
</analyzer>
</fieldType>