Sync from Upstream

tools/Makefile

@@ -16,4 +16,4 @@ get_xorsearch:
 #  Mingw
 #	unzzip-big XORSearch_V1_11_2.zip
 #  linux
-#	gunzip  XORSearch_V1_11_2.zip
+#	gunzip  XORSearch_V1_11_2.zip

tools/findbits_test.py

@@ -65,4 +65,4 @@ class OutputBuffer(object):
 
 
 if __name__ == '__main__':
-    unittest.main()
+    unittest.main()

tools/mkversion.pl

@@ -4,7 +4,7 @@
 # Normally a couple of lines of bash would be enough (see openpcd project, original firmware by Harald Welte and Milosch Meriac)
 # but this will, at least in theory, also work on Windows with our current compile environment.
 # -- Henryk Plötz <henryk@ploetzli.ch> 2009-09-28
-# Modified april 2014 because of the move to github. 
+# Modified april 2014 because of the move to github.
 # --- Martin Holst Swende <martin@swende.se>
 # Modified january 2016 to work with Travis-CI
 # --- iceman <iceman@iuse.se>
@@ -19,9 +19,9 @@ my $ctime;
 # GIT status  0 = dirty,  1 = clean ,  2 = undecided
 my $clean = 2;
 
-# Do we have acces to git command? 
+# Do we have acces to git command?
 #######
-# solves some bug on macos i.e: 
+# solves some bug on macos i.e:
 ##
 # perl ../tools/mkversion.pl .. > version.c || cp ../common/default_version.c version.c
 # /usr/bin/which: /usr/bin/which: cannot execute binary file