Add Windows installer file.

Add Windows installer file.
This uses Inno Setup.  If you don't use ISTool to edit the file, you
are either brave, nuts, or both.

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/contrib/win32/mercurial.iss	Wed Sep 21 00:47:40 2005 -0700
@@ -0,0 +1,55 @@
+; Script generated by the Inno Setup Script Wizard.
+; SEE THE DOCUMENTATION FOR DETAILS ON CREATING INNO SETUP SCRIPT FILES!
+
+[Setup]
+AppCopyright=Copyright 2005 Matt Mackall and others
+AppName=Mercurial
+AppVerName=Mercurial version 0.7
+InfoAfterFile=contrib/win32/postinstall.txt
+LicenseFile=COPYING
+ShowLanguageDialog=yes
+AppPublisher=Matt Mackall and others
+AppPublisherURL=http://www.selenic.com/mercurial
+AppSupportURL=http://www.selenic.com/mercurial
+AppUpdatesURL=http://www.selenic.com/mercurial
+AppID={{4B95A5F1-EF59-4B08-BED8-C891C46121B3}
+AppContact=[e-mail]
+OutputBaseFilename=Mercurial-0.7
+DefaultDirName={sd}\Mercurial
+SourceDir=C:\hg\hg-release
+VersionInfoVersion=0.7
+VersionInfoDescription=Mercurial distributed SCM
+VersionInfoCopyright=Copyright 2005 Matt Mackall and others
+VersionInfoCompany=Matt Mackall and others
+InternalCompressLevel=max
+SolidCompression=true
+SetupIconFile=contrib\favicon.ico
+AllowNoIcons=true
+DefaultGroupName=Mercurial
+
+[Files]
+Source: templates\*.*; DestDir: {app}\Templates; Flags: recursesubdirs createallsubdirs
+Source: contrib\mercurial.el; DestDir: {app}/Contrib
+Source: contrib\patchbomb; DestDir: {app}/Contrib
+Source: dist\w9xpopen.exe; DestDir: {app}
+Source: dist\hg.exe; DestDir: {app}
+Source: dist\msvcr71.dll; DestDir: {sys}; Flags: sharedfile uninsnosharedfileprompt
+Source: dist\library.zip; DestDir: {app}
+Source: doc\*.txt; DestDir: {app}\Docs
+Source: dist\mfc71.dll; DestDir: {sys}; Flags: sharedfile uninsnosharedfileprompt
+Source: COPYING; DestDir: {app}; DestName: Copying.txt
+Source: comparison.txt; DestDir: {app}\Docs; DestName: Comparison.txt
+Source: notes.txt; DestDir: {app}\Docs; DestName: DesignNotes.txt
+Source: CONTRIBUTORS; DestDir: {app}; DestName: Contributors.txt
+Source: contrib\win32\ReadMe.html; DestDir: {app}; Flags: isreadme
+
+[INI]
+Filename: {app}\Mercurial.url; Section: InternetShortcut; Key: URL; String: http://www.selenic.com/mercurial/
+
+[UninstallDelete]
+Type: files; Name: {app}\Mercurial.url
+
+[Icons]
+Name: {group}\Uninstall Mercurial; Filename: {uninstallexe}
+Name: {group}\Mercurial Command Reference; Filename: {app}\Docs\hg.1.txt
+Name: {group}\Mercurial Web Site; Filename: {app}\Mercurial.url