Merge branch 'bugfix/compact_panic' into 'master'

Fix panic register dump format

Fix misplaced a printf somewhere causing an enter to be printed after every register in the panic regdump instead of every 4th register.

Fixes https://github.com/espressif/esp-idf/issues/236

See merge request !419

components/esp32/panic.c

@@ -352,8 +352,8 @@ static void commonErrorHandler(XtExcFrame *frame)
                     panicPutHex(regs[x + y + 1]);
                     panicPutStr("  ");
                 }
-                panicPutStr("\r\n");
             }
+            panicPutStr("\r\n");
         }
     }