Remove redundant private declaration for enum.

Author: pmoerenhout

jsmpp/src/main/java/org/jsmpp/bean/InterfaceVersion.java

@@ -42,7 +42,7 @@ public enum InterfaceVersion {
 
     private byte value;
 
-    private InterfaceVersion(byte value) {
+    InterfaceVersion(byte value) {
         this.value = value;
     }
 

jsmpp/src/main/java/org/jsmpp/util/StringParameter.java

@@ -81,7 +81,7 @@ public enum StringParameter {
 	 * @param rangeMinAndMax
 	 * @param errCode AKA error code on command_status.
 	 */
-	private StringParameter(StringType type, int min, int max, boolean rangeMinAndMax, int errCode) {
+	StringParameter(StringType type, int min, int max, boolean rangeMinAndMax, int errCode) {
 		this.type = type;
 		this.min = min;
 		this.max = max;