Winpython

Update of all current packages.
Stabilization step.


1.2.20150723qt5
Spyder 3.0.0 dev of july 22nd in current attachement
PyQt5.5.0
==> Recommanded only for users looking to hunt bugs in Qt5.5 Windows and post errors in mailing list of PyQt , Spyder or WinPython

main change, for the build system:
- shift to a ".bat" method to create builds
- adapt "spyder" and "spyder (light)" to change in spyder 2.3.5

main change for the release:
- upgrade of every package,
- last release with a python 3.3.

main change, for the build system:
- shift to a ".bat" method to create builds
- adapt "spyder" and "spyder (light)" to change in spyder 2.3.5

main change for the release:
- upgrade of every package,
- last release with a python 3.3.

respin because of:
- odo was missing,
- pandas was not updated to 0.16.2.

md5/sha1 at https://github.com/winpython/winpython/issues/91