Add batch and fix missing-file bug
re-organize files
use  indead  to compare NoneType
Add create-blank function
do not ignore .pkl files
Add MKL matlab script
Merge branch 'develop'
Save RandomSample indexes into a .pkl
Fix bug in feelit/utils.py
Add shape information and usage example
Add devide function to split array, matrix or list
separate LIBSVM from features.py
Refine kernel-building function to adopt K_tr, K_te
Add strShape (print-str-shape )function in utils