Fixed errors and made compilable for KSP v1.1 (runs but contains bugs).
Fixed errors and made compilable for KSP v1.1 (runs but contains bugs).

--- a/Documents/CHANGES.txt
+++ b/Documents/CHANGES.txt
@@ -1,5 +1,8 @@
+    Changed: Thermal flux is now correctly indicated in kilowatts.
+
 1.0.19.4, 12-02-16
     Fixed: Only 'STAGE_STACK_FLOW' and 'STAGE_STACK_FLOW_BALANCE' resources include surface mounted parts as fuel targets.
+    Fixed: Fairing mass being doubled in the VAB (removed workaround for a KSP bug which has been fixed).
 
 1.0.19.3, 09-02-16
     Fixed: Fuel cross-feed from surface attached parts.

--- a/KerbalEngineer/Editor/BuildOverlayPartInfo.cs
+++ b/KerbalEngineer/Editor/BuildOverlayPartInfo.cs
@@ -28,7 +28,7 @@
     public class BuildOverlayPartInfo : MonoBehaviour
     {
         private static bool clickToOpen = true;
-        private static ModuleGenerator.GeneratorResource generatorResource;
+        private static ModuleResource generatorResource;
         private static ModuleAlternator moduleAlternator;
         private static ModuleDataTransmitter moduleDataTransmitter;
         private static ModuleDeployableSolarPanel moduleDeployableSolarPanel;
@@ -131,7 +131,7 @@
                     position.x = Input.mousePosition.x - 3 - position.width;
                 }
 
-                part = EditorLogic.fetch.ship.parts.Find(p => p.stackIcon.highlightIcon) ?? EditorLogic.SelectedPart;
+                part = EditorLogic.fetch.ship.parts.Find(p => p.stackIcon.Highlighted) ?? EditorLogic.SelectedPart;
                 if (part != null)
                 {
                     if (!part.Equals(selectedPart))

--- a/KerbalEngineer/Editor/BuildToolbar.cs
+++ b/KerbalEngineer/Editor/BuildToolbar.cs
@@ -27,6 +27,9 @@
 
 namespace KerbalEngineer.Editor
 {
+    using KSP.UI;
+    using KSP.UI.Screens;
+
     [KSPAddon(KSPAddon.Startup.EditorAny, false)]
     public class BuildToolbar : MonoBehaviour
     {
@@ -95,16 +98,16 @@
 
                 if (EditorLogic.fetch != null && EditorLogic.fetch.ship.parts.Count > 0)
                 {
-                    if (BuildAdvanced.Instance.Visible && this.button.State != RUIToggleButton.ButtonState.TRUE)
+                    if (BuildAdvanced.Instance.Visible && this.button.toggleButton.CurrentState != UIRadioButton.State.True)
                     {
                         this.button.SetTrue();
                     }
-                    else if (!BuildAdvanced.Instance.Visible && this.button.State != RUIToggleButton.ButtonState.FALSE)
+                    else if (!BuildAdvanced.Instance.Visible && this.button.toggleButton.CurrentState != UIRadioButton.State.False)
                     {
                         this.button.SetFalse();
                     }
                 }
-                else if (this.button.State != RUIToggleButton.ButtonState.DISABLED)
+                else if (this.button.toggleButton.Interactable)
                 {
                     this.button.Disable();
                 }

--- a/KerbalEngineer/EngineerGlobals.cs
+++ b/KerbalEngineer/EngineerGlobals.cs
@@ -25,7 +25,7 @@
         /// <summary>
         ///     Current version of the Kerbal Engineer assembly.
         /// </summary>
-        public const string ASSEMBLY_VERSION = "1.0.19.3";
+        public const string ASSEMBLY_VERSION = "1.0.19.4";
 
         private static string assemblyFile;
         private static string assemblyName;

--- a/KerbalEngineer/Flight/ActionMenu.cs
+++ b/KerbalEngineer/Flight/ActionMenu.cs
@@ -27,6 +27,8 @@
 
 namespace KerbalEngineer.Flight
 {
+    using KSP.UI.Screens;
+
     /// <summary>
     ///     Graphical controller for section interaction in the form of a menu system.
     /// </summary>
@@ -90,11 +92,11 @@
                 {
                     return;
                 }
-                if (FlightEngineerCore.IsDisplayable && this.button.State == RUIToggleButton.ButtonState.DISABLED)
+                if (FlightEngineerCore.IsDisplayable && this.button.toggleButton.Interactable == false)
                 {
                     this.button.Enable();
                 }
-                else if (!FlightEngineerCore.IsDisplayable && this.button.State != RUIToggleButton.ButtonState.DISABLED)
+                else if (!FlightEngineerCore.IsDisplayable && this.button.toggleButton.Interactable)
                 {
                     this.button.Disable();
                 }

--- a/KerbalEngineer/Helpers/TimeFormatter.cs
+++ b/KerbalEngineer/Helpers/TimeFormatter.cs
@@ -28,11 +28,11 @@
 
             if (seconds > 0.0)
             {
-                years = (int)(seconds / KSPUtil.Year);
-                seconds -= years * KSPUtil.Year;
+                years = (int)(seconds / KSPUtil.dateTimeFormatter.Year);
+                seconds -= years * KSPUtil.dateTimeFormatter.Year;
 
-                days = (int)(seconds / KSPUtil.Day);
-                seconds -= days * KSPUtil.Day;
+                days = (int)(seconds / KSPUtil.dateTimeFormatter.Day);
+                seconds -= days * KSPUtil.dateTimeFormatter.Day;
 
                 hours = (int)(seconds / 3600.0);
                 seconds -= hours * 3600.0;

--- a/KerbalEngineer/Helpers/Units.cs
+++ b/KerbalEngineer/Helpers/Units.cs
@@ -127,7 +127,7 @@
 
         public static string ToFlux(double value)
         {
-            return value.ToString("#,0.00") + "W";
+            return value.ToString("#,0.00") + "kW";
         }
 
         public static string ToForce(double value)

--- a/KerbalEngineer/KerbalEngineer.csproj
+++ b/KerbalEngineer/KerbalEngineer.csproj
@@ -241,6 +241,22 @@
       <HintPath>..\..\Game\KSP_Data\Managed\Assembly-CSharp.dll</HintPath>
       <Private>False</Private>
     </Reference>
+    <Reference Include="Assembly-CSharp-firstpass">
+      <HintPath>..\..\game\KSP_Data\Managed\Assembly-CSharp-firstpass.dll</HintPath>
+      <Private>False</Private>
+    </Reference>
+    <Reference Include="KSPAssets">
+      <HintPath>..\..\game\KSP_Data\Managed\KSPAssets.dll</HintPath>
+      <Private>False</Private>
+    </Reference>
+    <Reference Include="KSPCore">
+      <HintPath>..\..\game\KSP_Data\Managed\KSPCore.dll</HintPath>
+      <Private>False</Private>
+    </Reference>
+    <Reference Include="KSPUtil">
+      <HintPath>..\..\game\KSP_Data\Managed\KSPUtil.dll</HintPath>
+      <Private>False</Private>
+    </Reference>
     <Reference Include="System">
       <HintPath>..\Game\KSP_Data\Managed\System.dll</HintPath>
       <Private>False</Private>
@@ -251,6 +267,10 @@
     </Reference>
     <Reference Include="UnityEngine">
       <HintPath>..\..\Game\KSP_Data\Managed\UnityEngine.dll</HintPath>
+      <Private>False</Private>
+    </Reference>
+    <Reference Include="UnityEngine.UI">
+      <HintPath>..\..\game\KSP_Data\Managed\UnityEngine.UI.dll</HintPath>
       <Private>False</Private>
     </Reference>
   </ItemGroup>

--- a/KerbalEngineer/KeyBinding/KeyBindPopup.cs
+++ b/KerbalEngineer/KeyBinding/KeyBindPopup.cs
@@ -179,6 +179,10 @@
             GUILayout.BeginVertical(HighLogic.Skin.textArea);
             GUILayout.Label("Key Bind: " + Name);
             GUILayout.Label("Selected: " + Binding);
+            if (GUILayout.Button("Clear", HighLogic.Skin.button))
+            {
+                Binding = KeyCode.None;
+            }
             GUILayout.EndVertical();
 
             // Window buttons.

--- a/KerbalEngineer/TapeDriveAnimator.cs
+++ b/KerbalEngineer/TapeDriveAnimator.cs
@@ -83,6 +83,8 @@
         private bool sceneIsEditor;
         private float speed;
         private float targetSpeed;
+        private Renderer renderer;
+        private Light light;
 
         #endregion
 
@@ -120,6 +122,8 @@
 
         public override void OnStart(StartState state)
         {
+            renderer = GetComponent<Renderer>();
+
             this.random = new Random();
 
             this.StopBakedAnimation();
@@ -167,37 +171,37 @@
             if (this.Lights1 != "")
             {
                 this.lights1Transform = this.part.FindModelTransform(this.Lights1);
-                this.lights1ShaderOff = this.lights1Transform.renderer.material.shader;
+                this.lights1ShaderOff = renderer.material.shader;
             }
 
             if (this.Lights2 != "")
             {
                 this.lights2Transform = this.part.FindModelTransform(this.Lights2);
-                this.lights2ShaderOff = this.lights2Transform.renderer.material.shader;
+                this.lights2ShaderOff = renderer.material.shader;
             }
 
             if (this.Lights3 != "")
             {
                 this.lights3Transform = this.part.FindModelTransform(this.Lights3);
-                this.lights3ShaderOff = this.lights3Transform.renderer.material.shader;
+                this.lights3ShaderOff = renderer.material.shader;
             }
 
             if (this.Lights4 != "")
             {
                 this.lights4Transform = this.part.FindModelTransform(this.Lights4);
-                this.lights4ShaderOff = this.lights4Transform.renderer.material.shader;
+                this.lights4ShaderOff = renderer.material.shader;
             }
 
             if (this.Lights5 != "")
             {
                 this.lights5Transform = this.part.FindModelTransform(this.Lights5);
-                this.lights5ShaderOff = this.lights5Transform.renderer.material.shader;
+                this.lights5ShaderOff = renderer.material.shader;
             }
 
             if (this.Lights6 != "")
             {
                 this.lights6Transform = this.part.FindModelTransform(this.Lights6);
-                this.lights6ShaderOff = this.lights6Transform.renderer.material.shader;
+                this.lights6ShaderOff = renderer.material.shader;
             }
 
             this.lightsShaderOn = Shader.Find("Unlit/Texture");
@@ -381,7 +385,7 @@
                 lightsOn = (this.speed == 0);
             }
 
-            lights.renderer.material.shader = lightsOn ? @on : off;
+            lights.GetComponent<Renderer>().material.shader = lightsOn ? @on : off;
         }
 
         #endregion

--- a/KerbalEngineer/VesselSimulator/PartSim.cs
+++ b/KerbalEngineer/VesselSimulator/PartSim.cs
@@ -417,11 +417,7 @@
                 mass += resources.GetResourceMass(resources.Types[i]);
             }
 
-            if (hasVessel == false && isFairing && currentStage > inverseStage)
-            {
-                mass += fairingMass;
-            }
-            else if (hasVessel && isFairing && currentStage <= inverseStage)
+            if (isFairing && currentStage <= inverseStage)
             {
                 mass -= fairingMass;
             }

 Binary files a/Output/KerbalEngineer/KerbalEngineer.dll and b/Output/KerbalEngineer/KerbalEngineer.dll differ
--- a/Output/KerbalEngineer/KerbalEngineer.version
+++ b/Output/KerbalEngineer/KerbalEngineer.version
@@ -6,7 +6,7 @@
 		"MAJOR":1,
 		"MINOR":0,
 		"PATCH":19,
-		"BUILD":3
+		"BUILD":4
 	},
 	"KSP_VERSION":
 	{