clean whitespace

src/main/java/OANDAReader.java

@@ -1,4 +1,3 @@
-
 import java.io.BufferedReader;
 import java.io.IOException;
 import java.io.InputStreamReader;
@@ -9,7 +8,6 @@ import java.net.URL;
 import java.net.URLConnection;
 import java.net.URLEncoder;
 
-import javax.crypto.spec.OAEPParameterSpec;
 import javax.net.ssl.HttpsURLConnection;
 
 import com.fasterxml.jackson.core.JsonParseException;