cosmetic: Fix trailing whitespace in several files

Change-Id: Ifafb68353960fc5046661854ccfb8d783b0efb14
diff --git a/Transceiver52M/radioBuffer.cpp b/Transceiver52M/radioBuffer.cpp
index a2b42c4..57de364 100644
--- a/Transceiver52M/radioBuffer.cpp
+++ b/Transceiver52M/radioBuffer.cpp
@@ -96,7 +96,7 @@
 /*
  * Output direction
  *
- * Write a non-segment length of samples to the buffer. 
+ * Write a non-segment length of samples to the buffer.
  */
 bool RadioBuffer::write(const float *wr, size_t len)
 {