Update userguide and welcome documentation with the latest additions and translations from i18n.haiku-os.org.

docs/userguide/it/twitcher.html

@@ -40,6 +40,8 @@
 <li><a href="../uk/twitcher.html"><img src="../images/flags/uk.png" alt="" />Українська</a></li>
 <li><a href="../zh_CN/twitcher.html"><img src="../images/flags/zh_CN.png" alt="" /> 中文 ［中文］</a></li>
 <li><a href="../pt_PT/twitcher.html"><img src="../images/flags/pt_PT.png" alt="" />Português</a></li>
+<li><a href="../fi/twitcher.html"><img src="../images/flags/fi.png" alt="" />Suomi</a></li>
+<li><a href="../sk/twitcher.html"><img src="../images/flags/sk.png" alt="" />Slovenčina</a></li>
 <li><a href="../en/twitcher.html"><img src="../images/flags/gb.png" alt="" />English</a></li>
 </ul>
 <span>
@@ -58,7 +60,7 @@
 <p>Il Twitcher è un selettore di attività che permette saltare tra le applicazioni in esecuzione e tra le loro finestre.</p>
 <img src="../images/twitcher-images/twitcher.png" alt="twitcher.png" />
 <p>Just tap <span class="key">CTRL</span> <span class="key">TAB</span> to switch between the current and the last application/window. Tapping <span class="key">CTRL</span> <span class="key">TAB</span> very quickly will switch between all applications. Or press and hold <span class="key">CTRL</span> <span class="key">TAB</span> to go through all running applications by repeatedly hitting <span class="key">TAB</span> or <span class="key">←</span>/<span class="key">→</span>. If you need to get to a specific window of a program, move to its icon as described and then go through its open windows with the <span class="key">↑</span>/<span class="key">↓</span> keys.</p>
-<p>You cycle through all an applications visible windows on the current workspace with <span class="key">CTRL</span> <span class="key">~</span> (which, depending on the keymap you're using, is the key below <span class="key">ESC</span>).</p>
+<p>Puoi passare tra tutte le finestre delle applicazioni visibili sullo spazio di lavoro con  <span class="key">CTRL</span> <span class="key">~</span> (che, dipendentemente dalla  keymap che stai usando, è il tasto sotto <span class="key">ESC</span>).</p>
 <p>E' anche possibile invocare il Twitcher con <span class="key">CTRL</span> <span class="key">TAB</span>  e quindi usare il mouse per scegliere l'applicazione o la finestra che salterai quando verra rilasciato il tasto <span class="key">CTRL</span>.</p>
 <p>Il Twitcher offre anche alcune scorciatoie da tastiera più avanzate:</p>
 <table summary="more shortcuts" border="0" cellspacing="0" cellpadding="4">