closes#7313
- Adds `getSanitizedFileName` function to storage/base.js which replaces non A-Z0-9@. chacracters with -
- modifies /api/theme.js so that zip.shortName is consistent throughout.
refs #2852
- improvement: ensure custom storage adapter has required functions
- serve, save and exists are from now on required functions for a custom storage adapter
- add delete as required storage function
issues #6406#6399
- all dates are stored as UTC with this commit
- use moment.tz.setDefault('UTC')
- add migration file to recalculate local datetimes to UTC
- store all dates in same format into our three supported databases
- add option to remeber migrations inside settings (core)
- support DST offset for migration
- ensure we force UTC in test env
- run whole migration as transaction
- extend: Settings.findOne function
addresses #2852
- Moves storage modules to use prototypes and to create prototypes
that inherit from the base storage ctor.
- Makes storage/base conform to an all Promise interface.
issue #635
- upload controller shouldn't assume fs
- filesystem module proxies all the fs work
- proxies and exposes middleware for serving images
- creating a date based path and unique filename is a base object util
- unit tests updated
