Write java signature of serialized descriptors efficiently

Instead of storing a string with the signature, write the name, return type and
parameter types separately, reusing the name table. Refactor the name table to
allow it to store not only names of Kotlin entities, but also arbitrary names
and fq-names

compiler/frontend.java/serialization.java/serialization.java.iml

@@ -10,6 +10,8 @@
     <orderEntry type="library" name="protobuf-java" level="project" />
     <orderEntry type="module" module-name="serialization" />
     <orderEntry type="library" name="annotations" level="project" />
+    <orderEntry type="library" name="asm" level="project" />
+    <orderEntry type="module" module-name="frontend" />
   </component>
 </module>