Vincent Laporte 81a2b58c39 nixpkgs: remove redundant attribute sip
Because:

 1. It is a mere alias of `pythonPackages.sip`
 2. It is usually not needed since propagated by `pyqt4`
 3. It makes it easy to have a packages depend on two different versions
 of sip
2014-12-23 19:37:21 +01:00
..
2014-11-17 18:07:17 +00:00
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