Add a dependency to Squirrel, including the code required for the build script and the exe parameters
Centralize AssemblyInfo.cs common fields
Basic implementation of a Squirrel installer
Refactor Squirrel in a separate class
Create runtime log file in AppData rather than the install directory
Provide a dedicated update window with progress
Update Squirrel.Windows to latest version
Small fixes and updates
Merge branch 'master' into squirrel

Conflicts:
	GoToWindow/App.xaml.cs
	GoToWindow/Converters/BooleanToVisibilityConverter.cs
	GoToWindow/ViewModels/DesignTimeSettingsViewModel.cs
Small fixes and updates (after merge)
Better update window after the installation is complete (with rounded corners and everything)
Clean up current release nupkg build if re-built
Loading gif when installing
Check for updates at startup time (and show a tab in the main window)
Update Squirrel to the latest version (0.5.0)
Install and remove shortcuts when installing
Provide a way to override the update URL from the command line in debug.
Clean up UpdateManager and fix small update errors
Rename Setup.exe to GoToWindow.Setup.version.exe
Close the "first run" window when Alt+Tab+Tab is pressed