Show version number in the settings screen
Support switching to admin windows

fix #1
Hide  app on second alt-tab
Issue #6: Alt + Tab + Tab opens the previous window
Fix windows shown in the list to only show actual visible windows (replicate real Alt+Tab)
Show window icon rather than the executable icon
Attempt to reduce the times where the GoToWindow main window stays opened and where it doesn't have focus when opened.
Issue #5: Do not compare accents in search
Bump to 0.0.7
Add log4net back into the project, with protection against infinite loop (preventive)
Fix issue when selecting an item in the list with the mouse closing (Remove LostFocus) and slightly better alignment for the x button
Remove code that was supposed to help for #9 but also causes issues.
Refactor and add tests for GoToWindow.Api
Add icon to GoToWindow.exe
Remove GCL_HICON support; it crashed on some machines, and we can get the process icon anyway.
Refactoring (rename events, remove unused usings etc.)
Implement Alt + Tab + Tab scrolling as discussed in #6
Bump version number to 0.0.8 and change warning message in settings
Update README with latest behavior
Implement PageUp and PageDown