[WIP] change samples/models.py for saving for sample attributes
[WIP] simplify samples app
[WIP] improve samples app
[WIP] use staticmethod instead of function
[WIP] code cleanup
add __unicode__()
add more __unicode__()
change urls.py
introduce crispy-form
add bootstrap3 pack
change model name
add fields into samples/forms.py
Merge branch 'develop' of https://github.com/PwnDoRa/mazu into improve-samples-app
fix feature: sample upload
fix can't save description
display filenames and description
remove sample update feature
add feature 'delete' for Description
fix feature 'filter' for Sample
make blueprint of feature 'update'