Renames SS14.* to Robust.* (#793)

RobustToolbox projects should be named Robust.* 

This PR changes the RobustToolbox projects from SS14.* to Robust.*

Updates SS14.* prefixes/namespaces to Robust.*
Updates SpaceStation14.sln to RobustToolbox.sln
Updates MSBUILD/SS14.* to MSBUILD/Robust.*
Updates CSProject and MSBuild references for the above
Updates git_helper.py
Removes Runserver and Runclient as they are unusable

Robust.Shared/Utility/DebugTools.cs

@@ -0,0 +1,93 @@
+using System;
+using System.Diagnostics;
+using System.Diagnostics.Contracts;
+using JetBrains.Annotations;
+
+namespace Robust.Shared.Utility
+{
+    public static class DebugTools
+    {
+        /// <summary>
+        ///     An assertion that will always <see langword="throw" /> an exception.
+        /// </summary>
+        /// <param name="message">Exception message.</param>
+        [Conditional("DEBUG")]
+        [ContractAnnotation("=> halt")]
+        public static void Assert(string message)
+        {
+            throw new DebugAssertException(message);
+        }
+
+        /// <summary>
+        ///     An assertion that will <see langword="throw" /> an exception if the
+        ///     <paramref name="condition" /> is not true.
+        /// </summary>
+        /// <param name="condition">Condition that must be true.</param>
+        [Conditional("DEBUG")]
+        [AssertionMethod]
+        public static void Assert([AssertionCondition(AssertionConditionType.IS_TRUE)]
+            bool condition)
+        {
+            if (!condition)
+                throw new DebugAssertException();
+        }
+
+        /// <summary>
+        ///     An assertion that will <see langword="throw" /> an exception if the
+        ///     <paramref name="condition" /> is not true.
+        /// </summary>
+        /// <param name="condition">Condition that must be true.</param>
+        /// <param name="message">Exception message.</param>
+        [Conditional("DEBUG")]
+        [AssertionMethod]
+        public static void Assert([AssertionCondition(AssertionConditionType.IS_TRUE)]
+            bool condition, string message)
+        {
+            if (!condition)
+                throw new DebugAssertException(message);
+        }
+
+        /// <summary>
+        ///     An assertion that will <see langword="throw" /> an exception if the
+        ///     <paramref name="arg" /> is <see langword="null" />.
+        /// </summary>
+        /// <param name="arg">Condition that must be true.</param>
+        [Conditional("DEBUG")]
+        [AssertionMethod]
+        public static void AssertNotNull([AssertionCondition(AssertionConditionType.IS_NOT_NULL)]
+            object arg)
+        {
+            if (arg == null)
+            {
+                throw new DebugAssertException();
+            }
+        }
+
+        /// <summary>
+        ///     An assertion that will <see langword="throw" /> an exception if the
+        ///     <paramref name="arg" /> is not <see langword="null" />.
+        /// </summary>
+        /// <param name="arg">Condition that must be true.</param>
+        [Conditional("DEBUG")]
+        [AssertionMethod]
+        public static void AssertNull([AssertionCondition(AssertionConditionType.IS_NULL)]
+            object arg)
+        {
+            if (arg != null)
+            {
+                throw new DebugAssertException();
+            }
+        }
+    }
+
+    public class DebugAssertException : Exception
+    {
+        public DebugAssertException()
+        {
+        }
+
+        public DebugAssertException(string message) : base(message)
+        {
+        }
+    }
+}