add relish command to django manage.py

we can collect and publich cucumber files to relishapp.com
Merge branch 'develop' into feature-book
change to folder base feature file

so it can be browsered as category on relishapp
Merge branch 'develop' into feature-book
remove relishapp

using relish push path . instead of
Merge branch 'develop' into feature-book
Merge branch 'develop' into feature-book
support files in sub-folders
LMerge branch 'feature-book' of /home/antipro/projects/tangthuvien/git/tangthuvien into feature-book
Merge branch 'develop' into feature-book

Conflicts:
	relish/management/commands/relish.py