windows installer

This is the window installer feature of Bitmessage with auto update feature. for more details, visit [the forum](https://bitmessage.org/forum/index.php?topic=3316.msg6986#msg6986). The setup scripting is written in pascal programming language and can be compiled with open source setup compiler INNO setup . Change the location of "OutputDir" to user desired location to generate installer file and give location of BitUpdate.exe in "[Files] Source": in scripting file setup.iss. Compile it and get the Installer.