make SAMException class public so that it can easily be used by SAM...

make SAMException class public so that it can easily be used by SAM implementers/embedders. Looks like it should have been public, all the constructors are public but the public keyword is missing on the class itself. Make tabs and spacing consistent in that file.

apps/sam/java/src/net/i2p/sam/SAMException.java

 package net.i2p.sam;
 /*
  * free (adj.): unencumbered; not under the control of others
- * Written by human in 2004 and released into the public domain 
- * with no warranty of any kind, either expressed or implied.  
- * It probably won't  make your computer catch on fire, or eat 
+ * Written by human in 2004 and released into the public domain
+ * with no warranty of any kind, either expressed or implied.
+ * It probably won't  make your computer catch on fire, or eat
  * your children, but it might.  Use at your own risk.
  *
  */
@@ -13,18 +13,18 @@ package net.i2p.sam;
  *
  * @author human
  */
-class SAMException extends Exception {
+public class SAMException extends Exception {
 
     private static final long serialVersionUID = 1;
 
     public SAMException() {
-    	super();
+        super();
     }
-    
+
     public SAMException(String s) {
-    	super(s);
+        super(s);
     }
-    
+
     /** @since 0.9.14 */
     public SAMException(String s, Throwable cause) {
         super(s, cause);