add JedisDataException and JedisConnectionException

src/main/java/redis/clients/jedis/exceptions/JedisException.java

@@ -0,0 +1,18 @@
+package redis.clients.jedis.exceptions;
+
+
+public class JedisException extends RuntimeException {
+    private static final long serialVersionUID = -2946266495682282677L;
+
+    public JedisException(String message) {
+        super(message);
+    }
+
+    public JedisException(Throwable e) {
+        super(e);
+    }
+
+    public JedisException(String message, Throwable cause) {
+        super(message, cause);
+    }
+}