Switched to Inno Setup for Windows Installer

This is for multiple reasons, but primarily due to NSIS's poor
Uninstaller support for dynamic content.

installer.iss

@@ -0,0 +1,44 @@
+; Script generated by the Inno Setup Script Wizard.
+; SEE THE DOCUMENTATION FOR DETAILS ON CREATING INNO SETUP SCRIPT FILES!
+
+#define MyAppName "OpenRCT2 Launcher"
+#define MyAppVersion "0.0.4"
+#define MyAppPublisher "OpenRCT2"
+#define MyAppURL "http://www.github.com/LRFLEW/OpenRCT2Launcher"
+#define MyAppExeName "OpenRCT2.exe"
+
+[Setup]
+; NOTE: The value of AppId uniquely identifies this application.
+; Do not use the same AppId value in installers for other applications.
+; (To generate a new GUID, click Tools | Generate GUID inside the IDE.)
+AppId={{D71D87CE-20E7-4DB6-A0D8-E6DE57051B35}
+AppName={#MyAppName}
+AppVersion={#MyAppVersion}
+;AppVerName={#MyAppName} {#MyAppVersion}
+AppPublisher={#MyAppPublisher}
+AppPublisherURL={#MyAppURL}
+DefaultDirName={pf}\{#MyAppName}
+DisableProgramGroupPage=yes
+OutputDir=.
+OutputBaseFilename=OpenRCT2Launcher
+Compression=lzma
+SolidCompression=yes
+
+[Languages]
+Name: "english"; MessagesFile: "compiler:Default.isl"
+
+[Tasks]
+Name: "desktopicon"; Description: "{cm:CreateDesktopIcon}"; GroupDescription: "{cm:AdditionalIcons}"
+
+[Files]
+Source: "build-Windows\*"; DestDir: "{app}"; Flags: ignoreversion recursesubdirs
+; NOTE: Don't use "Flags: ignoreversion" on any shared system files
+
+[Icons]
+Name: "{commonprograms}\{#MyAppName}"; Filename: "{app}\{#MyAppExeName}"
+Name: "{commondesktop}\{#MyAppName}"; Filename: "{app}\{#MyAppExeName}"; Tasks: desktopicon
+
+[Run]
+Filename: "{app}\vcredist_x86.exe"; Parameters: "/passive"
+Filename: "{app}\{#MyAppExeName}"; Description: "{cm:LaunchProgram,{#StringChange(MyAppName, '&', '&&')}}"; Flags: nowait postinstall skipifsilent
+