Whitespace normalization.  Ran reindent.py over the entire source tree.
diff --git a/Demo/pdist/rrcs.py b/Demo/pdist/rrcs.py
index a07260c..4d23e6c 100755
--- a/Demo/pdist/rrcs.py
+++ b/Demo/pdist/rrcs.py
@@ -11,150 +11,150 @@
 from rcsclient import openrcsclient
 
 def main():
-	sys.stdout = sys.stderr
-	try:
-		opts, rest = getopt.getopt(sys.argv[1:], 'h:p:d:qvL')
-		if not rest:
-			cmd = 'head'
-		else:
-			cmd, rest = rest[0], rest[1:]
-		if not commands.has_key(cmd):
-			raise getopt.error, "unknown command"
-		coptset, func = commands[cmd]
-		copts, files = getopt.getopt(rest, coptset)
-	except getopt.error, msg:
-		print msg
-		print "usage: rrcs [options] command [options] [file] ..."
-		print "where command can be:"
-		print "      ci|put      # checkin the given files"
-		print "      co|get      # checkout"
-		print "      info        # print header info"
-		print "      head        # print revision of head branch"
-		print "      list        # list filename if valid"
-		print "      log         # print full log"
-		print "      diff        # diff rcs file and work file"
-		print "if no files are given, all remote rcs files are assumed"
-		sys.exit(2)
-	x = openrcsclient(opts)
-	if not files:
-		files = x.listfiles()
-	for fn in files:
-		try:
-			func(x, copts, fn)
-		except (IOError, os.error), msg:
-			print "%s: %s" % (fn, msg)
+    sys.stdout = sys.stderr
+    try:
+        opts, rest = getopt.getopt(sys.argv[1:], 'h:p:d:qvL')
+        if not rest:
+            cmd = 'head'
+        else:
+            cmd, rest = rest[0], rest[1:]
+        if not commands.has_key(cmd):
+            raise getopt.error, "unknown command"
+        coptset, func = commands[cmd]
+        copts, files = getopt.getopt(rest, coptset)
+    except getopt.error, msg:
+        print msg
+        print "usage: rrcs [options] command [options] [file] ..."
+        print "where command can be:"
+        print "      ci|put      # checkin the given files"
+        print "      co|get      # checkout"
+        print "      info        # print header info"
+        print "      head        # print revision of head branch"
+        print "      list        # list filename if valid"
+        print "      log         # print full log"
+        print "      diff        # diff rcs file and work file"
+        print "if no files are given, all remote rcs files are assumed"
+        sys.exit(2)
+    x = openrcsclient(opts)
+    if not files:
+        files = x.listfiles()
+    for fn in files:
+        try:
+            func(x, copts, fn)
+        except (IOError, os.error), msg:
+            print "%s: %s" % (fn, msg)
 
 def checkin(x, copts, fn):
-	f = open(fn)
-	data = f.read()
-	f.close()
-	new = not x.isvalid(fn)
-	if not new and same(x, copts, fn, data):
-		print "%s: unchanged since last checkin" % fn
-		return
-	print "Checking in", fn, "..."
-	message = asklogmessage(new)
-	messages = x.put(fn, data, message)
-	if messages:
-		print messages
+    f = open(fn)
+    data = f.read()
+    f.close()
+    new = not x.isvalid(fn)
+    if not new and same(x, copts, fn, data):
+        print "%s: unchanged since last checkin" % fn
+        return
+    print "Checking in", fn, "..."
+    message = asklogmessage(new)
+    messages = x.put(fn, data, message)
+    if messages:
+        print messages
 
 def checkout(x, copts, fn):
-	data = x.get(fn)
-	f = open(fn, 'w')
-	f.write(data)
-	f.close()
+    data = x.get(fn)
+    f = open(fn, 'w')
+    f.write(data)
+    f.close()
 
 def lock(x, copts, fn):
-	x.lock(fn)
+    x.lock(fn)
 
 def unlock(x, copts, fn):
-	x.unlock(fn)
+    x.unlock(fn)
 
 def info(x, copts, fn):
-	dict = x.info(fn)
-	keys = dict.keys()
-	keys.sort()
-	for key in keys:
-		print key + ':', dict[key]
-	print '='*70
+    dict = x.info(fn)
+    keys = dict.keys()
+    keys.sort()
+    for key in keys:
+        print key + ':', dict[key]
+    print '='*70
 
 def head(x, copts, fn):
-	head = x.head(fn)
-	print fn, head
+    head = x.head(fn)
+    print fn, head
 
 def list(x, copts, fn):
-	if x.isvalid(fn):
-		print fn
+    if x.isvalid(fn):
+        print fn
 
 def log(x, copts, fn):
-	flags = ''
-	for o, a in copts:
-		flags = flags + ' ' + o + a
-	flags = flags[1:]
-	messages = x.log(fn, flags)
-	print messages
+    flags = ''
+    for o, a in copts:
+        flags = flags + ' ' + o + a
+    flags = flags[1:]
+    messages = x.log(fn, flags)
+    print messages
 
 def diff(x, copts, fn):
-	if same(x, copts, fn):
-		return
-	flags = ''
-	for o, a in copts:
-		flags = flags + ' ' + o + a
-	flags = flags[1:]
-	data = x.get(fn)
-	tf = tempfile.NamedTemporaryFile()
-	tf.write(data)
-	tf.flush()
-	print 'diff %s -r%s %s' % (flags, x.head(fn), fn)
-	sts = os.system('diff %s %s %s' % (flags, tf.name, fn))
-	if sts:
-		print '='*70
+    if same(x, copts, fn):
+        return
+    flags = ''
+    for o, a in copts:
+        flags = flags + ' ' + o + a
+    flags = flags[1:]
+    data = x.get(fn)
+    tf = tempfile.NamedTemporaryFile()
+    tf.write(data)
+    tf.flush()
+    print 'diff %s -r%s %s' % (flags, x.head(fn), fn)
+    sts = os.system('diff %s %s %s' % (flags, tf.name, fn))
+    if sts:
+        print '='*70
 
 def same(x, copts, fn, data = None):
-	if data is None:
-		f = open(fn)
-		data = f.read()
-		f.close()
-	lsum = md5.new(data).digest()
-	rsum = x.sum(fn)
-	return lsum == rsum
+    if data is None:
+        f = open(fn)
+        data = f.read()
+        f.close()
+    lsum = md5.new(data).digest()
+    rsum = x.sum(fn)
+    return lsum == rsum
 
 def asklogmessage(new):
-	if new:
-		print "enter description,",
-	else:
-		print "enter log message,",
-	print "terminate with single '.' or end of file:"
-	if new:
-		print "NOTE: This is NOT the log message!"
-	message = ""
-	while 1:
-		sys.stderr.write(">> ")
-		sys.stderr.flush()
-		line = sys.stdin.readline()
-		if not line or line == '.\n': break
-		message = message + line
-	return message
+    if new:
+        print "enter description,",
+    else:
+        print "enter log message,",
+    print "terminate with single '.' or end of file:"
+    if new:
+        print "NOTE: This is NOT the log message!"
+    message = ""
+    while 1:
+        sys.stderr.write(">> ")
+        sys.stderr.flush()
+        line = sys.stdin.readline()
+        if not line or line == '.\n': break
+        message = message + line
+    return message
 
 def remove(fn):
-	try:
-		os.unlink(fn)
-	except os.error:
-		pass
+    try:
+        os.unlink(fn)
+    except os.error:
+        pass
 
 commands = {
-	'ci': ('', checkin),
-	'put': ('', checkin),
-	'co': ('', checkout),
-	'get': ('', checkout),
-	'info': ('', info),
-	'head': ('', head),
-	'list': ('', list),
-	'lock': ('', lock),
-	'unlock': ('', unlock),
-	'log': ('bhLRtd:l:r:s:w:V:', log),
-	'diff': ('c', diff),
-	}
+        'ci': ('', checkin),
+        'put': ('', checkin),
+        'co': ('', checkout),
+        'get': ('', checkout),
+        'info': ('', info),
+        'head': ('', head),
+        'list': ('', list),
+        'lock': ('', lock),
+        'unlock': ('', unlock),
+        'log': ('bhLRtd:l:r:s:w:V:', log),
+        'diff': ('c', diff),
+        }
 
 if __name__ == '__main__':
-	main()
+    main()