jsonrpc requests parsing fix for native-image.

- bring back custom nativeImageRunAgent special run options
- use spray to parse JSON on input (probably not needed, but we want to get rid of json4s anyway)
- run native-image agent again and add some more entries, including the json parsing helper classes

native-image-configs/jni-config.json

@@ -1,4 +1,18 @@
 [
+{
+  "name":"[Lcom.sun.management.internal.DiagnosticCommandArgumentInfo;"
+},
+{
+  "name":"[Lcom.sun.management.internal.DiagnosticCommandInfo;"
+},
+{
+  "name":"com.sun.management.internal.DiagnosticCommandArgumentInfo",
+  "methods":[{"name":"<init>","parameterTypes":["java.lang.String","java.lang.String","java.lang.String","java.lang.String","boolean","boolean","boolean","int"] }]
+},
+{
+  "name":"com.sun.management.internal.DiagnosticCommandInfo",
+  "methods":[{"name":"<init>","parameterTypes":["java.lang.String","java.lang.String","java.lang.String","java.lang.String","java.lang.String","java.lang.String","boolean","java.util.List"] }]
+},
 {
   "name":"java.lang.Boolean",
   "methods":[{"name":"getBoolean","parameterTypes":["java.lang.String"] }]
@@ -10,6 +24,10 @@
     {"name":"loadClass","parameterTypes":["java.lang.String"] }
   ]
 },
+{
+  "name":"java.util.Arrays",
+  "methods":[{"name":"asList","parameterTypes":["java.lang.Object[]"] }]
+},
 {
   "name":"jdk.internal.loader.ClassLoaders$PlatformClassLoader"
 },

native-image-configs/proxy-config.json

@@ -1,2 +1,5 @@
 [
+  {
+    "interfaces":["sun.misc.SignalHandler"]}
+
 ]