--- a/libinterp/corefcn/file-io.cc	Wed Jun 29 11:51:42 2016 -0400
+++ b/libinterp/corefcn/file-io.cc	Wed Jun 29 09:21:50 2016 -0400
@@ -1402,7 +1402,7 @@
 Specify parts of the input which are considered comments and will be
 skipped.  @var{value} is the comment style and can be either (1) A string
 or 1x1 cell string, to skip everything to the right of it; (2) A cell array
-of two strings, to skip everything between the first and second strings.  
+of two strings, to skip everything between the first and second strings.
 Comments are only parsed where whitespace is accepted and do not act as
 delimiters.
 

--- a/libinterp/corefcn/graphics.in.h	Wed Jun 29 11:51:42 2016 -0400
+++ b/libinterp/corefcn/graphics.in.h	Wed Jun 29 09:21:50 2016 -0400
@@ -3409,7 +3409,7 @@
       radio_property renderer m , "{opengl}|painters"
       radio_property renderermode , "{auto}|manual"
       bool_property resize , "on"
-      // FIXME: resizefcn has been deprecated by Matlab, and 
+      // FIXME: resizefcn has been deprecated by Matlab, and
       //        replaced with sizechangedfcn
       //        Eventually this will need to be hidden, and then removed.
       callback_property resizefcn , Matrix ()
@@ -3439,7 +3439,7 @@
 
       // Obsolete properties: doublebuffer, mincolormap, wvisual, wvisualmode,
       //                      xdisplay, xvisual, xvisualmode
-      // FIXME: Remove in version 4.6 
+      // FIXME: Remove in version 4.6
       bool_property doublebuffer h , "on"
       double_property mincolormap h , 64
       string_property wvisual hm , ""

--- a/libinterp/corefcn/load-path.cc	Wed Jun 29 11:51:42 2016 -0400
+++ b/libinterp/corefcn/load-path.cc	Wed Jun 29 09:21:50 2016 -0400
@@ -2465,7 +2465,7 @@
         {
           std::string dir = p;
 
-          // Remove duplicate directory separators 
+          // Remove duplicate directory separators
           dir.erase (std::unique (dir.begin (), dir.end (),
                                   [](char l, char r)
                                   {

--- a/libinterp/corefcn/sighandlers.cc	Wed Jun 29 11:51:42 2016 -0400
+++ b/libinterp/corefcn/sighandlers.cc	Wed Jun 29 09:21:50 2016 -0400
@@ -596,7 +596,7 @@
   if (octave_get_sig_number (signame, &signum))
     m.assign (&signame[3], signum);
 }
- 
+
 static octave_scalar_map
 make_sig_struct (void)
 {

--- a/libinterp/corefcn/symtab.cc	Wed Jun 29 11:51:42 2016 -0400
+++ b/libinterp/corefcn/symtab.cc	Wed Jun 29 09:21:50 2016 -0400
@@ -1876,34 +1876,34 @@
 }
 
 // FIXME: should we have functions like this in Octave?
-// 
+//
 // DEFUN (set_variable, args, , "set_variable (NAME, VALUE)")
 // {
 //   if (args.length () != 2)
 //     print_usage ();
-// 
+//
 //   std::string name = args(0).xstring_value ("set_variable: variable NAME must be a string");
-// 
+//
 //   symbol_table::assign (name, args(1));
-// 
+//
 //   return ovl ();
 // }
-// 
+//
 // DEFUN (variable_value, args, , "VALUE = variable_value (NAME)")
 // {
 //   if (args.length () != 1)
 //     print_usage ();
-// 
+//
 //   octave_value retval;
-// 
+//
 //   std::string name = args(0).xstring_value ("variable_value: variable NAME must be a string");
-// 
+//
 //   retval = symbol_table::varval (name);
-// 
+//
 //   if (retval.is_undefined ())
 //     error ("variable_value: '%s' is not a variable in the current scope",
 //            name.c_str ());
-// 
+//
 //   return retval;
 // }
 

--- a/liboctave/wrappers/signal-wrappers.h	Wed Jun 29 11:51:42 2016 -0400
+++ b/liboctave/wrappers/signal-wrappers.h	Wed Jun 29 09:21:50 2016 -0400
@@ -40,7 +40,7 @@
 extern char *octave_strsignal_wrapper (int signum);
 
 extern bool octave_have_kill (void);
-  
+
 extern bool octave_get_sig_number (const char *signame, int *signum);
 
 extern octave_sig_handler *