Issue #512: Add import hook for OpenCV
Merge pull request #80 from matysek/develop

Some fixes related to final testing of 2.1 on Windows.
Fix C module imports

When using 64bit python, there are multiple possible extension
Move suffix search code back to init
Merge pull request #81 from overlordtm/fix-c-imports

Fix C module imports. There could be  multiple possible suffixes for C extensions.
Fix: get correct relative path for qml dir
Fix: add QtQuick to qml dirs copied by default
Various improvements to QT detection with homebrew installs
Merge pull request #82 from glennra/develop

Fixes for qml support
Clean: shorten long lines
Fix: use environment PATH instead of current dir
Fix: make help text more verbose when qmake is not found
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)