added export button to views
Merge branch 'master' of https://github.com/itskathylam/metagenomics

Conflicts:
	mainsite/admin.pyc
	mainsite/models.pyc
	mainsite/templates/cosmid_end_tag_all.html
	mainsite/templates/subclone_assay_all.html
	mainsite/views.py
	mainsite/views.pyc
	metagenomics/urls.py
	metagenomics/urls.pyc