- Added division operator

- Edited parser module to return the fields returned by a division operation
- Edited relation class API, renaming the rearrange method to _rearrange_
- Readline interface specifies that completion works only if supported by the terminal
- Added todo file



git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@240 014f5005-505e-4b48-8d0a-63407b615a7c

relational_readline/linegui.py

@@ -265,7 +265,7 @@ def exec_query(command):
     
 def main(files=[]):
     print "> ; Type HELP to get the HELP"
-    print "> ; Completion is activated using the tab"
+    print "> ; Completion is activated using the tab (if supported by the terminal)"
     
     for i in files:
         load_relation(i)