make settings a package, split settings into base / dev / prod settings
fix reST markup
include changelog in docs, cosmetic docs and pep8 fixes
add/fix some module-level docstrings
fix default settings module name at some places

note: in production, you will usually have to specify an OWN module (like local_settings) that imports from nsupdate.settings.prod and then overrides whatever you need to be different
add/fix more docstrings
update robots.txt
fix some minor issues found by pycharm code checker
_update: remove unused agent param
remove unused imports
dnstools: reviewed/improved docstrings
improved admin docs
js update client: add verbose messages, but also display the original result code
use jquery cdn
upgrade bootstrap cdn url to 3.0.3
exclude settings files from coverage
add tests for management commands
fix faults command help strings
test more main views, exclude csrf failure view from coverage
add a test for dnserr api response

and also fix dnserr api response - should not contain additional info, but just "dnserr"