improve handling of uploaded file id
fix logging - separate Loggers for each app
refactor app subpackages

`editor` subpackage renamed `contribute` to reflect purpose of
subpackage as collection of apps for contributing to the Archives
Hub.
update uWSGI configs to add Contributor Console
fix some Console Javascript issues

Probably introduced in f1b6f6e and 2aa4934.
fix display issue with Console view file source
optimize contributor iteration in Admin console
add Console ability to DELETE file
single sign-on for Contribute Console + Editor
fix potential bug in Admin edit institution quota

Bug was creating new document from scratch, potentially over-writing
extra elements added, such as documentStore to use for Contribute
console.