MtApi5: Set version 1.0.20

Author: vdemydiuk

MtApi5/Properties/AssemblyInfo.cs

@@ -32,5 +32,5 @@
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("1.0.19")]
-[assembly: AssemblyFileVersion("1.0.19")]
+[assembly: AssemblyVersion("1.0.20")]
+[assembly: AssemblyFileVersion("1.0.20")]