Exclude failing tests on Mac OSX 10.9 using clang compiler.
Use qt 4.8.5 from git repository instead of 4.8.3 download, because the old version doesn’t compile on OSX 10.9 with clang.
Patch VTK-tiff as a wrong ifdef caused clang to produce duplicate symbol linker errors.
Set newest OSX deployment target
Do not hardcode libxml2 extension to .so in vtk.cmake
Do not rely on Qt version tags but use latest head of 4.8 branch
added missing DEPENDS specs for qt4
Merge pull request #25 from ukoethe/master

added missing DEPENDS specs for qt4
Vigra tests pass, include them again in the build.
Readme: Updated the extra dependencies required to build ilastik.
All make-based projects: Use $(MAKE) instead of 'make' for all commands, per the standard requirements for nested Makefiles.  See GNU Make docs for $(MAKE) for details.
openssl.cmake: Forbid openssl to build in parallel.  The openssl makefiles are not set up properly for parallel builds.
Readme: Added notes about building Qt on X11
python.cmake: Added an optional cmake cache variable to enable building a debug version of Python.
ilastik.cmake: Update lazyflow submodules when pulling from git.
Merge commit '38cd0e98768fd2d3387291dcc637ea403b3d3b19' into fix/OSX10.9
Patch python’s way of querying the number of CPUs, which lead to segfaults from time to time.
Configure VIGRA to use a higher template depth if we’re about to compile using clang.
Disable libxml tests on OSX again.
Automatically create symlinks for Qt Frameworks after installing