cosmetic: Fix trailing whitespace in several files

Change-Id: Ifafb68353960fc5046661854ccfb8d783b0efb14
diff --git a/CommonLibs/Timeval.cpp b/CommonLibs/Timeval.cpp
index 420dd04..60bf7f6 100644
--- a/CommonLibs/Timeval.cpp
+++ b/CommonLibs/Timeval.cpp
@@ -81,7 +81,7 @@
 	int32_t deltaNs = other.nsec() - nsec();
 	return 1000*deltaS + deltaNs/1000000;
 }
-	
+