* Non-accessed local variable
* Merge cast and type checks.
* StringComparison.Ordinal added for better culture support
* Supposed code improvement in launcher. Remove unused code.
* Update ExplosionHelper.cs
Unintentional change.
* Optimized Import
* Add Robust.Shared.Utility import where it was deleted
* Other random suggestion
* Improve my comment
* Removes static `IoCManager` service locator calls from `Robust.Shared.Map` namespace.
* Misc code cleanup and filling out doc comments for Map classes.
* Added Union and Intersect methods to Box2.
* Any touched component was converted from static IoC calls to field injection.
Sibling PR to https://github.com/space-wizards/RobustToolbox/pull/796.
