diff --git a/Community.CsharpSqlite/Community.CsharpSqlite.csproj b/Community.CsharpSqlite/Community.CsharpSqlite.csproj
index 71c40fc79..2357826c3 100644
--- a/Community.CsharpSqlite/Community.CsharpSqlite.csproj
+++ b/Community.CsharpSqlite/Community.CsharpSqlite.csproj
@@ -4,6 +4,7 @@
     <TargetFramework>netstandard2.0</TargetFramework>
     <Company>MatterHackers Inc.</Company>
 	<AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+	<ReleaseVersion>2.20.12</ReleaseVersion>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
diff --git a/MatterControl.Common/MatterControl.Common.csproj b/MatterControl.Common/MatterControl.Common.csproj
index ae326c451..e6021c8dd 100644
--- a/MatterControl.Common/MatterControl.Common.csproj
+++ b/MatterControl.Common/MatterControl.Common.csproj
@@ -4,6 +4,7 @@
     <TargetFramework>netstandard2.0</TargetFramework>
     <Company>MatterHackers Inc.</Company>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+    <ReleaseVersion>2.20.12</ReleaseVersion>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/MatterControl.MeshOperations/MatterControl.MeshOperations.csproj b/MatterControl.MeshOperations/MatterControl.MeshOperations.csproj
index b8578f0f0..f75aed7b9 100644
--- a/MatterControl.MeshOperations/MatterControl.MeshOperations.csproj
+++ b/MatterControl.MeshOperations/MatterControl.MeshOperations.csproj
@@ -4,6 +4,7 @@
     <TargetFramework>netstandard2.0</TargetFramework>
     <Company>MatterHackers Inc.</Company>
 	<AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+	<ReleaseVersion>2.20.12</ReleaseVersion>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/MatterControl.OpenGL/MatterControl.OpenGL.csproj b/MatterControl.OpenGL/MatterControl.OpenGL.csproj
index 580b5c186..8c68008d9 100644
--- a/MatterControl.OpenGL/MatterControl.OpenGL.csproj
+++ b/MatterControl.OpenGL/MatterControl.OpenGL.csproj
@@ -4,11 +4,12 @@
     <TargetFramework>netstandard2.0</TargetFramework>
     <Company>MatterHackers Inc.</Company>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+    <ReleaseVersion>2.20.12</ReleaseVersion>
   </PropertyGroup>
 
   <ItemGroup>
       <ProjectReference Include="..\MatterControl.Printing\MatterControl.Printing.csproj">
-    </ProjectReference>
+      </ProjectReference>
     <ProjectReference Include="..\Submodules\agg-sharp\agg\Agg.csproj">
     </ProjectReference>
     <ProjectReference Include="..\Submodules\agg-sharp\Gui\Gui.csproj">
diff --git a/MatterControl.Printing/MatterControl.Printing.csproj b/MatterControl.Printing/MatterControl.Printing.csproj
index f6a13891a..b55a3fc56 100644
--- a/MatterControl.Printing/MatterControl.Printing.csproj
+++ b/MatterControl.Printing/MatterControl.Printing.csproj
@@ -4,6 +4,7 @@
     <TargetFramework>netstandard2.0</TargetFramework>
     <Company>MatterHackers Inc.</Company>
 	<AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+	<ReleaseVersion>2.20.12</ReleaseVersion>
   </PropertyGroup>
   
   <ItemGroup>
@@ -12,8 +13,6 @@
 
   <ItemGroup>
     <ProjectReference Include="..\MatterControl.Common\MatterControl.Common.csproj">
-      <Project>{2af30557-fc50-4de3-ad1c-7eb57131a9c5}</Project>
-      <Name>MatterControl.Common</Name>
     </ProjectReference>
     <ProjectReference Include="..\Submodules\agg-sharp\agg\Agg.csproj">
     </ProjectReference>
diff --git a/MatterControlLib/MatterControlLib.csproj b/MatterControlLib/MatterControlLib.csproj
index a79014306..957da7d06 100644
--- a/MatterControlLib/MatterControlLib.csproj
+++ b/MatterControlLib/MatterControlLib.csproj
@@ -3,6 +3,7 @@
   <PropertyGroup>
     <TargetFramework>netstandard2.0</TargetFramework>
     <Company>MatterHackers Inc.</Company>
+    <ReleaseVersion>2.20.12</ReleaseVersion>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
diff --git a/MatterHackers.gsSlicer/MatterControl.gsSlicer.csproj b/MatterHackers.gsSlicer/MatterControl.gsSlicer.csproj
index a04a3c2b2..2fd06188d 100644
--- a/MatterHackers.gsSlicer/MatterControl.gsSlicer.csproj
+++ b/MatterHackers.gsSlicer/MatterControl.gsSlicer.csproj
@@ -2,6 +2,7 @@
 
   <PropertyGroup>
     <TargetFramework>netstandard2.0</TargetFramework>
+    <ReleaseVersion>2.20.12</ReleaseVersion>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
diff --git a/Submodules/agg-sharp b/Submodules/agg-sharp
index 0836217fc..5fb92a869 160000
--- a/Submodules/agg-sharp
+++ b/Submodules/agg-sharp
@@ -1 +1 @@
-Subproject commit 0836217fc879e81376b903dde402490c284511bf
+Subproject commit 5fb92a869450f206a19c128964c860c0ea53f7a6