Removed events stuff again, moved to different library

(cherry picked from commit 5c79d66)

Author: iSnow

src/main/java/io/api/etherscan/core/impl/BasicProvider.java

@@ -42,7 +42,7 @@ <T> T convert(final String json, final Class<T> tClass) {
         try {
             return gson.fromJson(json, tClass);
         } catch (Exception e) {
-            throw new ParseException(e.getMessage(), e.getCause());
+            throw new ParseException(e.getMessage(), e.getCause(), json);
         }
     }
 

src/main/java/io/api/etherscan/error/ParseException.java

@@ -7,8 +7,10 @@
  * @since 29.10.2018
  */
 public class ParseException extends ApiException {
+    String json;
 
-    public ParseException(String message, Throwable cause) {
+    public ParseException(String message, Throwable cause, String json) {
         super(message, cause);
+        this.json = json;
     }
 }