Reagents & Solutions (#280)

* Added the ReagentPrototype class.

* Added the new Solution class.

* Added new shared SolutionComponent to the ECS system.

* Added some basic element and chemical reagent prototypes.

* Added a new Beaker item utilizing the SolutionComponent. This is a testing/debug entity, and should be removed or changed soon.

* Added filters for code coverage.

* Nightly work.

* Added the server SolutionComponent class.

* Added a bucket.
Verbs set up for solution interaction.

* Adds water tank entity to the game.

* Added a full water tank entity.
Solutions are properly serialized.
Solution can be poured between two containers.

* Solution class can now be enumerated.
SolutionComponent now calculates the color of the solution.

* Minor Cleanup.

Content.Shared/GameObjects/Verb.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Reflection;
 using JetBrains.Annotations;
 using Robust.Shared.Interfaces.GameObjects;
 
@@ -116,7 +117,7 @@ namespace Content.Shared.GameObjects
             foreach (var component in entity.GetComponentInstances())
             {
                 var type = component.GetType();
-                foreach (var nestedType in type.GetNestedTypes())
+                foreach (var nestedType in type.GetNestedTypes(BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Static))
                 {
                     if (!typeof(Verb).IsAssignableFrom(nestedType) || nestedType.IsAbstract)
                     {