MainActivity: remove keyboard-to-be-done info text

Obsolete now that #4 is done.

app/src/main/res/values-de/strings.xml

@@ -36,7 +36,7 @@
     <string name="main_activity_repeater_vnc_fail">Die Verbindung zu %1$s:%2$d mit der ID %3$s ist fehlgeschlagen</string>
     <string name="main_activity_repeater_vnc_input_missing">Host und/oder ID fehlen</string>
     <string name="main_activity_special_key_reference">Von einem VNC-Viewer aus löst <b>Strg-Umschalt-Esc</b> die Übersicht „Letzte Apps“ aus, <b>Pos1</b> fungiert als Home-Button, <b>Ende</b> als Power-Button, <b>Esc</b> als Zurück-Taste.</string>
-    <string name="main_activity_about">Dies ist droidVNC-NG %1$s. Bitte beachten Sie, dass zu droidVNC-NG noch weitere Funktionen hinzugefügt werden. Insbesondere können die meisten Tastatureingaben derzeit nur über die Android-Softtastatur gemacht werden, Tastatureingaben von VNC-Viewern werden (momentan) nur eingeschränkt unterstützt. Bitte melden Sie alle Probleme und Funktionswünsche unter https://github.com/bk138/droidVNC-NG/issues</string>
+    <string name="main_activity_about">Dies ist droidVNC-NG %1$s. Bitte beachten Sie, dass zu droidVNC-NG noch weitere Funktionen hinzugefügt werden. Sie können Probleme und Funktionswünsche unter https://github.com/bk138/droidVNC-NG/issues melden.</string>
     <string name="main_service_notification_not_listening">Eingehende Verbindungen sind deaktiviert</string>
     <plurals name="main_service_notification_listening">
         <item quantity="one">Eingehende Verbindungen möglich auf Port %1$d, %2$d Client verbunden</item>

app/src/main/res/values-pt/strings.xml

@@ -36,7 +36,7 @@
     <string name="main_activity_repeater_vnc_fail">A conexão com %1$s:%2$d com ID %3$s falhou</string>
     <string name="main_activity_repeater_vnc_input_missing">Host e/ou ID ausente</string>
     <string name="main_activity_special_key_reference">De um visualizador VNC, <b>Ctrl-Shift-Esc</b> aciona a visão geral de \'Aplicativos recentes\', <b>Home</b> atua como botão Home, <b>End</b> atua como botão liga / desliga, <b>Escapar</b> funciona como botão Voltar.</string>
-    <string name="main_activity_about">Aqui é droidVNC-NG %1$s. Observe que mais recursos ainda estão sendo adicionados ao droidVNC-NG. Em particular, a maioria dos toques de teclado a partir de agora só podem ser inseridos por meio do teclado programável do Android, há apenas suporte limitado para eventos de teclado de visualizadores VNC (ainda). Relate quaisquer problemas e solicitações de recursos em https://github.com/bk138/droidVNC-NG/issues</string>
+    <string name="main_activity_about">Aqui é droidVNC-NG %1$s. Observe que mais recursos ainda estão sendo adicionados ao droidVNC-NG. Relate quaisquer problemas e solicitações de recursos em https://github.com/bk138/droidVNC-NG/issues</string>
     <string name="main_service_notification_not_listening">Não está ouvindo conexões de entrada</string>
     <plurals name="main_service_notification_listening">
         <item quantity="one">Escutando na porta %1$d, %2$d cliente conectado</item>

app/src/main/res/values-zh-rCN/strings.xml

@@ -36,7 +36,7 @@
     <string name="main_activity_repeater_vnc_fail">连接%1$s:%2$d失败；ID%3$s</string>
     <string name="main_activity_repeater_vnc_input_missing">域名/ID遗失</string>
     <string name="main_activity_special_key_reference">从VNC客户端，<b>Ctrl-Shift-Esc</b> 打开 \'最近的app\' 预览，<b>Home/Pos1</b> 作为Home键，<b>End</b> 充当电源按钮，<b>Escape</b> 作为返回键。</string>
-    <string name="main_activity_about">这是droidVNC-NG%1$s。请注意，更多功能仍在添加到droidVNC-NG中。特别是，目前大多数键盘敲击只能通过Android软键盘输入，对来自VNC查看器的键盘事件的支持有限（目前）。请报告任何问题和功能请求 https://github.com/bk138/droidVNC-NG/issues</string>
+    <string name="main_activity_about">这是droidVNC-NG%1$s。请注意，更多功能仍在添加到droidVNC-NG中。请报告任何问题和功能请求 https://github.com/bk138/droidVNC-NG/issues</string>
     <string name="main_service_notification_not_listening">不监听传入连接</string>
     <plurals name="main_service_notification_listening">
         <item quantity="one">侦听端口 %1$d，已连接 %2$d 个客户端</item>

app/src/main/res/values/strings.xml

@@ -37,7 +37,7 @@
     <string name="main_activity_repeater_vnc_fail">Connection to %1$s:%2$d with ID %3$s failed</string>
     <string name="main_activity_repeater_vnc_input_missing">Host and/or ID missing</string>
     <string name="main_activity_special_key_reference">From a VNC viewer, <b>Ctrl-Shift-Esc</b> triggers \'Recent Apps\' overview, <b>Home/Pos1</b> acts as Home button, <b>End</b> acts as Power button, <b>Escape</b> acts as Back button.</string>
-    <string name="main_activity_about">This is droidVNC-NG %1$s. Please note that more features are still being added to droidVNC-NG. In particular, most keyboard strokes as of now can only be input via the Android soft keyboard, there is only limited support for keyboard events from VNC viewers (yet). Please report any issues and feature requests at https://github.com/bk138/droidVNC-NG/issues</string>
+    <string name="main_activity_about">This is droidVNC-NG %1$s. Please note that more features are still being added to droidVNC-NG. You can report any issues and feature requests at https://github.com/bk138/droidVNC-NG/issues</string>
     <string name="main_service_notification_not_listening">Not listening for incoming connections</string>
     <plurals name="main_service_notification_listening">
         <item quantity="one">Listening on port %1$d, %2$d client connected</item>