Fix problem with datetime picker
Remove print statement
Add a BaseSqlaExporter class

Provide base tools used in all our sqla exporters/context builders
Provide a Sqla context builder

Given a model, you can generate informations dict by providing an
instance
Configure py3o exclusions

Since the SqlaContext builder doesn't handle perfectly recursions :
it doesn't handle the recursion with an intermediate model
(A->B->C->A->B->C...)

We need to configure correctly our relationships to avoid silly memory
leaks
Add a Template model
Add a traversal for Template models
Add font-awesome to all pages
Enhance forms.files to allow download of templates
Add views for templates admin
Add associated templates
Une icône ça fait jamais de mal
Allow tuning of files view to allow template dl
Add a data_obj property to the File model
Provide a usefull compile_template function
Add a tab for document generation
Add a docgeneration view
Change icons, use fa's icons
format py3o values to handle linebreaks
Add css and icon to the docs generation buttons