nifskope: fix alpha property export

CHANGELOG.TXT

@@ -6,6 +6,8 @@ NifTools MaxPlugin
       3.4
     o Exporter
       - Fix issues with importing Freedom Force vs 3rd Reich animation
+      - Set Material name again which avoids crashes with Oblivion
+      - Fix alpha property so that it no longer divides by 100
     o Importer
       - Fix issues with importing Freedom Force vs 3rd Reich models and animation
       

NifExport/MtlTex.cpp

@@ -292,7 +292,7 @@ void Exporter::makeMaterial(NiAVObjectRef &parent, Mtl *mtl)
 		if(mtl->ClassID() == Class_ID(DMTL_CLASS_ID, 0) )
 		{
 			StdMat2 * smtl = (StdMat2*)mtl;
-			mtlProp->SetTransparency(smtl->GetOpacity(0) / 100.0f);
+			mtlProp->SetTransparency(smtl->GetOpacity(0));
 
 			if (smtl->SupportsShaders()) {
 				if (Shader *s = smtl->GetShader()) {