get rid of useless code
more cleanup
complete revamp of the MailPreview, demo renaming, various changes
remove the need for a formfactory fiddling with Meta
typo
remove print
removed MailPreview: now uses MailForm.get_value_for_param for preview
full tests for BaseMail
added missing test templates
test coverage for forms
test coverage for factory
removed non-unitary redondant tests
test coverage for views
test coverage for messages
split tests
updated docs
change form.get_value_for_param in form.get_context_data, far easier
only display the link to the html alternative if it exists
Merge pull request #15 from novagile/refactor-preview

refactor/rewrite, test coverage, merge of preview and form