fix pep8-style in test top level files
added link to 'monitor participants' page from start links page
bump
fixed missing columns in admin
bump
renamed session_types_{dict,list} functions by prepending get_, to make it clear they are functions
minor refactoring
put select_for_update inside a transaction
some fixes on pep8 checker
added wait page during create session to prevent request timeouts when large sessions are created.
Merge branch 'master' of github.com:oTree-org/otree-core into pep8
bump
add migrations
Merge branch 'master' of github.com:oTree-org/otree-core into pep8
now capute and expose the files and the lines where the pep8error happend