Annotate parse methods as static, and make PathCompiler internal

Author: codeniko

src/main/kotlin/com/nfeld/jsonpathlite/JsonPath.kt

@@ -91,6 +91,7 @@ class JsonPath(path: String) {
          * @throws JSONException
          */
         @Throws(JSONException::class)
+        @JvmStatic
         fun parse(jsonString: String): JsonResult = when {
             jsonString.isEmpty() -> throw JSONException("JSON string is empty")
             jsonString.first() == '{' -> JsonObject(JSONObject(jsonString))
@@ -103,6 +104,7 @@ class JsonPath(path: String) {
          * @param jsonString JSON string to parse
          * @return instance of parsed [JsonResult] object or null
          */
+        @JvmStatic
         fun parseOrNull(jsonString: String): JsonResult? {
             return jsonString.firstOrNull()?.run {
                 try {

src/main/kotlin/com/nfeld/jsonpathlite/PathCompiler.kt

@@ -1,6 +1,6 @@
 package com.nfeld.jsonpathlite
 
-object PathCompiler {
+internal object PathCompiler {
 
     /**
      * @param path Path string to compile