Sign PuppeteerSharp.dll with private key (#1693)

* Sign PuppeteerSharp.dll with private key

Fixes #1691

* Remove public.snk, and use keypair.snk instead

* Make assembly version consistent with package version

* Raise version to 4.0.0

Author: leonardo-fernandes

lib/Common/SignAssembly.props

@@ -2,12 +2,12 @@
   <PropertyGroup>
     <AssemblyPublicKey>0024000004800000940000000602000000240000525341310004000001000100059a04ca5ca77c9b4eb2addd1afe3f8464b20ee6aefe73b8c23c0e6ca278d1a378b33382e7e18d4aa8300dd22d81f146e528d88368f73a288e5b8157da9710fe6f9fa9911fb786193f983408c5ebae0b1ba5d1d00111af2816f5db55871db03d7536f4a7a6c5152d630c1e1886b1a0fb68ba5e7f64a7f24ac372090889be2ffb</AssemblyPublicKey>
     <SignAssembly>true</SignAssembly>
-    <AssemblyOriginatorKeyFile>..\keys\public.snk</AssemblyOriginatorKeyFile>
-    <PublicSign>true</PublicSign>
+    <AssemblyOriginatorKeyFile>..\keys\keypair.snk</AssemblyOriginatorKeyFile>
+    <PublicSign>false</PublicSign>
   </PropertyGroup>
   <ItemGroup>
-    <None Include="..\keys\public.snk">
-      <Link>public.snk</Link>
+    <None Include="..\keys\keypair.snk">
+      <Link>keypair.snk</Link>
     </None>
   </ItemGroup>
 </Project>

lib/PuppeteerSharp/PuppeteerSharp.csproj

@@ -3,7 +3,6 @@
   <PropertyGroup>
     <TargetFramework>netstandard2.0</TargetFramework>
     <PackOnBuild>true</PackOnBuild>
-    <PackageVersion>3.0.0</PackageVersion>
     <Authors>Darío Kondratiuk</Authors>
     <Owners>Darío Kondratiuk</Owners>
     <PackageProjectUrl>https://github.com/hardkoded/puppeteer-sharp</PackageProjectUrl>
@@ -14,7 +13,10 @@
     <Description>Headless Browser .NET API</Description>
     <PackageId>PuppeteerSharp</PackageId>
     <PackageReleaseNotes></PackageReleaseNotes>
-    <ReleaseVersion>3.0.0</ReleaseVersion>
+    <PackageVersion>4.0.0</PackageVersion>
+    <ReleaseVersion>4.0.0</ReleaseVersion>
+    <AssemblyVersion>4.0.0.0</AssemblyVersion>
+    <FileVersion>4.0.0.0</FileVersion>
     <SynchReleaseVersion>false</SynchReleaseVersion>
     <StyleCopTreatErrorsAsWarnings>false</StyleCopTreatErrorsAsWarnings>
     <CodeAnalysisRuleSet>../PuppeteerSharp.ruleset</CodeAnalysisRuleSet>