upgrade version to 2.0.7

Author: tangxuehua

src/EQueue/Properties/AssemblyInfo.cs

@@ -32,5 +32,5 @@
 // 可以指定所有这些值，也可以使用“生成号”和“修订号”的默认值，
 // 方法是按如下所示使用“*”:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("2.0.6")]
-[assembly: AssemblyFileVersion("2.0.6")]
+[assembly: AssemblyVersion("2.0.7")]
+[assembly: AssemblyFileVersion("2.0.7")]