Drop Lena image in favor of a cute cat photo

Social progress.
rename doc deploy script for better tab completion
re-time imagenet example on k20, instead of my laptop
include vecLib BLAS dir on osx
fix osx 10.9 condition in Makefile
add using std::isnan and use this-> when calling Test{For,Back}ward
Merge pull request #310 from jeffdonahue/clang-test-power-layer-fixes

clang fixes for test_power_layer
Back-merge docs and example image changes from `master` to `dev`
match existing python formatting
make python wrapper mean match binaryproto dimensions

ilsvrc_2012_mean.npy has dims K x H x W.

Code written for the old D x D x K mean needs to be rewritten!
add python io getters, mean helper, and image caffeinator/decaffeinator