Merge pull request #82 from glennra/develop

Fixes for qml support
Merge pull request #83 from glennra/develop

Improvements for Qt 5 OSX homebrew detection from Jonathan Beezley.
Modified IPython hook in order to catch every submodule.
With IPython 1.1.0 this hook wasn't working because it can't found a
bunch of submodules like html.notebookapp.
Merge pull request #85 from dani84bs/develop

Modified IPython hook in order to catch every IPython submodule.
Added a hook for patsy.
Removed unnecessary line.
Merge pull request #87 from Zaharid/hook-patsy

Added a hook for patsy.
Add FreeBSD support.
don't fail if chflags is not permitted (usefull on FreeBSD)
link to libthr if on freebsd with thread support
Allow user to override buildin hooks
update credits.txt
update manual re. FreeBSD support
Improve babel support on windows
* global.dat was missing
Merge pull request #90 from overlordtm/user-hooks

Allow user to override buildin hooks
Merge pull request #88 from kouk/freebsd

Freebsd support redux.
Merge pull request #89 from overlordtm/hook-babel

Improve babel support on windows.
Pick qt_menu.nib from user-specified QTDIR environment variable
Merge pull request #91 from lvillani/feature/pick-qt-menu-nib-from-qtdir-env

Pick qt_menu.nib from user-specified QTDIR environment variable.