Use spaces instead of tabs

The is more common in python and follows other rules usage.

thefuck/rules/java.py

@@ -3,11 +3,12 @@
 # Example:
 # > java foo.java
 # Error: Could not find or load main class foo.java
-# 
+
 
 def match(command, settings):
-	return (command.script.startswith ('java ')
-		and command.script.endswith ('.java'))
+    return (command.script.startswith('java ')
+            and command.script.endswith('.java'))
+
 
 def get_new_command(command, settings):
     return command.script[:-5]

thefuck/rules/javac.py

@@ -4,12 +4,12 @@
 # > javac foo
 # error: Class names, 'foo', are only accepted if annotation
 # processing is explicitly requested
-#
-# 
+ 
 
 def match(command, settings):
-	return (command.script.startswith ('javac ')
+    return (command.script.startswith('javac ')
             and not command.script.endswith('.java'))
 
+
 def get_new_command(command, settings):
     return command.script + '.java'

thefuck/rules/python_compile.py

@@ -4,12 +4,11 @@
 # > python foo
 # error: python: can't open file 'foo': [Errno 2] No such file or directory
 
-#
-# 
 
 def match(command, settings):
-	return (command.script.startswith ('python ')
+    return (command.script.startswith('python ')
             and not command.script.endswith('.py'))
 
+
 def get_new_command(command, settings):
     return command.script + '.py'