* Expand pages.* to prevent duplicate columns in MSSQL

Replace pages.* in select query with explicit list of columns to avoid multiple identically named columns being returned by MSSQL

* Use global replace for analytics header templates

Replace multiple instances of the same template variable in analytics templates

* Revert "Use global replace for analytics header templates"

This reverts commit 290b53b6e33c45d358252a14c838d12916895601.

* Actually use path variables as given in default config

* Drop paths.content, avoid populating the global WIKI object

* Provide basic implementation of AWS S3 storage module

* Abstract S3 Compatible Storage Module logic

* Refactor `getFileExtension()` into the `page` object

* Add implementation for Digitalocean storage module

* Remove accidental `async`/`await` in S3 Storage Module

* Remove argument from the call to `page.getFileExtension()`

https://github.com/Requarks/wiki/pull/1015#discussion_r321990073