[READY] tgui-next: Initial PR, speedy new Air Alarm interface. (#46764)

* Initial tgui-next commit

* Improve dev server, slight changes to layout.

* Add more components, fix dragging, finalize scrubber list

* Complete an air alarm interface.

* Multiple improvements based on feedback

- LabeledList now has a "buttons" prop, where you can put buttons.
- Improved Box and Flex components
- Whole UI is now dimmable if non-interactive
- Basic documentation of components (Box and Flex so far).
- Icon and Box now accept a "color" prop.
- Routing improved in "Layout" component, you can now specify whether an interface is scrollable.

* Less harsh dimming

* Redux, Toasts

- Fixed inconsistent backend updates with Redux.
- Added Toasts which are currently unused, but are functional.

* acclimator + ai airlock ui

* Add a progress bar component, implement resizing

* Fix a zero in title bar

* Add a linter to keep shit tidy, fix danger level mapping, add some more docs

* better ai door interact ui

* final ai airlock interface

* Fix issues with code, enforce hard 120 line length cap, automerge binaries

* Implement hot module reloading

* Fix progress bar, add color support

* Fix ProgressBar baseline alignment issues

* Remove unwanted padding on the bottom of the LabeledList.

* Component improvements

- Fix baseline issues with Button and ProgressBar components
- Box how inherits props from Box
- Atomic colors and Button colors are now auto-generated, all range of colors supported

* Chem Dispenser UI, animated numbers, more style fixes

* Add an IE8 polyfill

* Intermediate state of fixing IE8

* Lots of shimming and general misery

* Fully working old TGUI chainloader for IE8, more pipeline improvements

* Support title-less Sections

* Delete Yarn, use Lerna for workspace management

* Improve maths and animated numbers

* Fix loss of focus for scrollable content, activate buttons with keyboard

* Attempt to bust the cache, grab focus on keyboard presses too

* Fix hot module replacement by manually pulling replaced modules.

* backend logging

 un-nuke line endings

changes without insane line endings

* helper procs + href support

* slight optimization

* compiles

* Redux, Hotkeys, Kitchen Sink (for UI testing), Tabs component

* Push logs to backend, small kitchen sink changes, tab fixes

* Update component reference in README

* Small fixes

* Next bunch of IE8 fixes, PureComponent optimization for Inferno

* Delete old tgui html

* Log the event of loading the old tgui

* Enable tgui logging on server by default

* Final solution

* Extract routes into a separate file, fix ChemDispenser bug

- Chem dispenser was needlessly disabling transfer amount buttons

* Disable baseline alignment for vertical tabs

* Fix tabs and box units

- Tab content was not taking full page width
- Box can now accepts strings as units, which will be treated as raw style values.

* Fix tgui on Terry

* Fix sending all logs with an "error" flag

* Some macro UI component changes and improvements

- Refer to README.md diff to see what's new

* Tooltip component

* Add support for themes, nanotrasen logo is back

* Clockwork theme hotfix

* Slight adjustment to logo positioning

* Actually proper solution for logo positioning

* Fix color maps

* tgui-next thermomachine interface

* tgui-next canister interface

* Add icon_class_name proc to asset cache

* Lots of stuff backported from actioninja's repo

* Cleanup oopsies

* Cargo UI adjustments

* Nuke lodash

* Minor fixes and cleanup

- Remove local Inferno package in favor of upstream Inferno
- Fix "initial" prop on AnimatedNumber
- Force fancy=0 for IE8
- Click-through dimmer

* Add a bat file for dummies

* podlauncher interface fix

* Update README, assert code dominance

* Clarify usage of event handlers in Inferno

* Document LabeledList.Divider

* Fukken grammar

* fixes cellular emporium readapt button not working

* fixes incorrect action on button in atmos control interface

* remove unneeded data from airlock electronics ui

* Set +x mode on bin/tgui

* Fix filename cases

- They were untracked by git on windows

* Ignore package lock, make batch more robust

- package-lock.json is very random and unreliable as fuck. Yarn was better.

* Build tgui-next in travis

* bruh

- fixes tgui error reporting

* logging cleanup + always log

code/modules/client/asset_cache.dm

@@ -325,6 +325,13 @@ GLOBAL_LIST_EMPTY(asset_datums)
 	var/size_id = sprite[SPR_SIZE]
 	return {"<span class="[name][size_id] [sprite_name]"></span>"}
 
+/datum/asset/spritesheet/proc/icon_class_name(sprite_name)
+	var/sprite = sprites[sprite_name]
+	if (!sprite)
+		return null
+	var/size_id = sprite[SPR_SIZE]
+	return {"[name][size_id] [sprite_name]"}
+
 #undef SPR_SIZE
 #undef SPR_IDX
 #undef SPRSZ_COUNT
@@ -381,8 +388,19 @@ GLOBAL_LIST_EMPTY(asset_datums)
 
 /datum/asset/simple/tgui
 	assets = list(
-		"tgui.css"	= 'tgui/assets/tgui.css',
-		"tgui.js"	= 'tgui/assets/tgui.js',
+		// tgui
+		"tgui.css" = 'tgui/assets/tgui.css',
+		"tgui.js" = 'tgui/assets/tgui.js',
+		// tgui-next
+		"tgui-main.html" = 'tgui-next/packages/tgui/public/tgui-main.html',
+		"tgui-fallback.html" = 'tgui-next/packages/tgui/public/tgui-fallback.html',
+		"tgui.bundle.js" = 'tgui-next/packages/tgui/public/bundles/tgui.bundle.js',
+		"tgui.bundle.css" = 'tgui-next/packages/tgui/public/bundles/tgui.bundle.css',
+		"shim-console.js" = 'tgui-next/packages/tgui/public/shim-console.js',
+		"shim-html5shiv.js" = 'tgui-next/packages/tgui/public/shim-html5shiv.js',
+		"shim-ie8.js" = 'tgui-next/packages/tgui/public/shim-ie8.js',
+		"shim-dom4.js" = 'tgui-next/packages/tgui/public/shim-dom4.js',
+		"shim-css-om.js" = 'tgui-next/packages/tgui/public/shim-css-om.js',
 	)
 
 /datum/asset/group/tgui