Tabs to spaces in two more files. Ref #489.

pavement.py

@@ -4,25 +4,25 @@ from paver.easy import task, path as Path
 import pip
 
 def remove_all(paths):
-	for path in paths:
-		path.rmtree() if path.isdir() else path.remove()
+    for path in paths:
+        path.rmtree() if path.isdir() else path.remove()
 
 @task
 def update_vendored():
-	vendor = Path('pkg_resources/_vendor')
-	remove_all(vendor.glob('packaging*'))
-	remove_all(vendor.glob('six*'))
-	remove_all(vendor.glob('pyparsing*'))
-	install_args = [
-		'install',
-		'-r', str(vendor/'vendored.txt'),
-		'-t', str(vendor),
-	]
-	pip.main(install_args)
-	packaging = vendor / 'packaging'
-	for file in packaging.glob('*.py'):
-		text = file.text()
-		text = re.sub(r' (pyparsing|six)', r' pkg_resources.extern.\1', text)
-		file.write_text(text)
-	remove_all(vendor.glob('*.dist-info'))
-	remove_all(vendor.glob('*.egg-info'))
+    vendor = Path('pkg_resources/_vendor')
+    remove_all(vendor.glob('packaging*'))
+    remove_all(vendor.glob('six*'))
+    remove_all(vendor.glob('pyparsing*'))
+    install_args = [
+        'install',
+        '-r', str(vendor/'vendored.txt'),
+        '-t', str(vendor),
+    ]
+    pip.main(install_args)
+    packaging = vendor / 'packaging'
+    for file in packaging.glob('*.py'):
+        text = file.text()
+        text = re.sub(r' (pyparsing|six)', r' pkg_resources.extern.\1', text)
+        file.write_text(text)
+    remove_all(vendor.glob('*.dist-info'))
+    remove_all(vendor.glob('*.egg-info'))

setuptools/version.py

 import pkg_resources
 
 try:
-	__version__ = pkg_resources.require('setuptools')[0].version
+    __version__ = pkg_resources.require('setuptools')[0].version
 except Exception:
-	__version__ = 'unknown'
+    __version__ = 'unknown'