Adds JvmName annotations where necessary to improve interop when developing CorDapps in java.

core/src/main/kotlin/net/corda/core/crypto/CryptoUtilities.kt

@@ -1,3 +1,5 @@
+@file:JvmName("CryptoUtilities")
+
 package net.corda.core.crypto
 
 import net.corda.core.serialization.OpaqueBytes

node/src/main/kotlin/net/corda/node/driver/Driver.kt

@@ -1,3 +1,5 @@
+@file:JvmName("Driver")
+
 package net.corda.node.driver
 
 import com.fasterxml.jackson.databind.ObjectMapper

node/src/main/kotlin/net/corda/node/services/config/ConfigUtilities.kt

@@ -1,3 +1,5 @@
+@file:JvmName("ConfigUtilities")
+
 package net.corda.node.services.config
 
 import com.google.common.net.HostAndPort