Remove trailing space characters (#1256)

Also add two newlines

(rebased from `aaronfranke/formatting`)

resolves #1220

Co-authored-by: Aaron Franke <arnfranke@yahoo.com>
diff --git a/devtools/antglob.py b/devtools/antglob.py
index 9843765..bd2d7ae 100644
--- a/devtools/antglob.py
+++ b/devtools/antglob.py
@@ -146,7 +146,7 @@
                     entry_type = is_file and FILE_LINK or DIR_LINK
                 else:
                     entry_type = is_file and FILE or DIR
-##                print '=> type: %d' % entry_type, 
+##                print '=> type: %d' % entry_type,
                 if (entry_type & entry_type_filter) != 0:
 ##                    print ' => KEEP'
                     yield os.path.join(dir_path, entry)
diff --git a/devtools/fixeol.py b/devtools/fixeol.py
index 45252a0..11e1ce2 100644
--- a/devtools/fixeol.py
+++ b/devtools/fixeol.py
@@ -32,8 +32,8 @@
         if verbose:
             print(is_dry_run and ' NEED FIX' or ' FIXED')
     return True
-##    
-##    
+##
+##
 ##
 ##def _do_fix(is_dry_run = True):
 ##    from waftools import antglob
diff --git a/devtools/licenseupdater.py b/devtools/licenseupdater.py
index 36bdb5c..d9b662e 100644
--- a/devtools/licenseupdater.py
+++ b/devtools/licenseupdater.py
@@ -20,7 +20,7 @@
       dry_run: if True, just print the path of the file that would be updated,
                but don't change it.
       show_diff: if True, print the path of the file that would be modified,
-                 as well as the change made to the file. 
+                 as well as the change made to the file.
     """
     with open(path, 'rt') as fin:
         original_text = fin.read().replace('\r\n','\n')
@@ -51,7 +51,7 @@
       dry_run: if True, just print the path of the file that would be updated,
                but don't change it.
       show_diff: if True, print the path of the file that would be modified,
-                 as well as the change made to the file. 
+                 as well as the change made to the file.
     """
     from devtools import antglob
     prune_dirs = antglob.prune_dirs + 'scons-local* ./build* ./libs ./dist'