adds compute_reference_shape
started with ATMBuilder build
move from HDF5able to Pickle protocol
Merge remote-tracking branch 'upstream/master' into lk_fitter
adds ATMBuilder
adds ATM class
adds ATMFitter and ATMFittingResult
adds PatchBasedATM
adds atm tests
Merge remote-tracking branch 'upstream/master' into hdf5abletopickle
Merge remote-tracking branch 'upstream/master' into hdf5abletopickle
remove hdf5able, menpo.io{save,load}
remove h5it from conda
Fix residuals for AAMs

Now AAMs are hardcoded to take the SSD. Also, renamed LSIntensity
to SSD.

Also, removed the optimisation choice for LK as it was useless
anyway since only GN was implemented.
Update base.py

Add a note about the limitations of residuals to SSD with AAMs
Spelling mistakes in @jabooth comments
Merge pull request #474 from jabooth/hdf5abletopickle

remove HDF5able making room for h5it
Merge pull request #478 from patricksnape/residual_aam_fix

Fix residuals for AAMs
sets igo as default feature for patch based methdos
Merge remote-tracking branch 'upstream/master' into lk_fitter

Conflicts:
	menpo/fitmultilevel/fittingresult.py
	menpo/fitmultilevel/test/aam_fitter_test.py