Fixed negative BigInteger issue

Author: ip2location

IP2ProxyComponent/IP2ProxyComponent/IP2Proxy.vb

@@ -816,7 +816,7 @@ Public Class Component
     End Function
 
     Private Function Read32Or128Row(ByRef Row() As Byte, ByVal ByteOffset As Integer, ByVal Len As Integer) As BigInteger
-        Dim _Byte(Len - 1) As Byte
+        Dim _Byte(Len) As Byte ' extra 1 zero byte at the end is for making the BigInteger unsigned
         Array.Copy(Row, ByteOffset, _Byte, 0, Len)
         Return New BigInteger(_Byte)
     End Function

IP2ProxyComponent/IP2ProxyComponent/IP2ProxyComponent.vbproj

@@ -4,7 +4,7 @@
     <RootNamespace>IP2Proxy</RootNamespace>
     <TargetFrameworks>netstandard2.0;net472</TargetFrameworks>
     <AssemblyName>IP2Proxy</AssemblyName>
-    <Version>3.3.0</Version>
+    <Version>3.3.1</Version>
     <Authors>IP2Proxy.com</Authors>
     <Company>IP2Proxy.com</Company>
     <Product>IP2Proxy .NET Component</Product>
@@ -15,7 +15,7 @@
     <PackageLicenseExpression>MIT</PackageLicenseExpression>
     <PackageProjectUrl>https://www.ip2location.com/development-libraries/ip2proxy/dot-net</PackageProjectUrl>
     <PackageIcon>ip2proxy-logo-square-128.png</PackageIcon>
-    <PackageReleaseNotes>Reduced file I/O.</PackageReleaseNotes>
+    <PackageReleaseNotes>Fixed negative BigInteger issue.</PackageReleaseNotes>
     <RepositoryUrl>https://github.com/ip2location/ip2proxy-dotnet.git</RepositoryUrl>
     <PackageTags>ip2proxy proxy detection</PackageTags>
     <RepositoryType>git</RepositoryType>