GUI: Remove bogus period.

[ci skip]

gui/cppcheck_de.ts

@@ -731,7 +731,7 @@ Opening a new XML file will clear current results.Do you want to proceed?</sourc
         <location filename="mainwindow.cpp" line="878"/>
         <source>Checking is running.
 
-Do you want to stop the checking and exit Cppcheck?.</source>
+Do you want to stop the checking and exit Cppcheck?</source>
         <translation>Prüfung läuft.
 
 Möchten Sie die Prüfung abbrechen und Cppcheck beenden?</translation>

gui/cppcheck_es.ts

@@ -639,10 +639,10 @@ This is probably because the settings were changed between the Cppcheck versions
         <location filename="mainwindow.cpp" line="878"/>
         <source>Checking is running.
 
-Do you want to stop the checking and exit Cppcheck?.</source>
+Do you want to stop the checking and exit Cppcheck?</source>
         <translation>El proceso de comprobación está en curso.
 
-¿Quieres parar la comprobación y salir del Cppcheck?.</translation>
+¿Quieres parar la comprobación y salir del Cppcheck?</translation>
     </message>
     <message>
         <location filename="mainwindow.cpp" line="924"/>

gui/cppcheck_fi.ts

@@ -715,7 +715,7 @@ Opening a new XML file will clear current results.Do you want to proceed?</sourc
         <location filename="mainwindow.cpp" line="878"/>
         <source>Checking is running.
 
-Do you want to stop the checking and exit Cppcheck?.</source>
+Do you want to stop the checking and exit Cppcheck?</source>
         <translation type="unfinished"></translation>
     </message>
     <message>

gui/cppcheck_fr.ts

@@ -442,7 +442,7 @@ Parameters: -l(line) (file)</source>
     <message>
         <source>Checking is running.
 
-Do you want to stop the checking and exit Cppcheck?.</source>
+Do you want to stop the checking and exit Cppcheck?</source>
         <translation type="unfinished"></translation>
     </message>
     <message>

gui/cppcheck_it.ts

@@ -731,7 +731,7 @@ L'apertura di un nuovo file XML ripulirà i risultati correnti. Vuoi proced
         <location filename="mainwindow.cpp" line="878"/>
         <source>Checking is running.
 
-Do you want to stop the checking and exit Cppcheck?.</source>
+Do you want to stop the checking and exit Cppcheck?</source>
         <translation>La scansione è in esecuzione.
 
 Vuoi fermare la scansione ed uscire da Cppcheck?</translation>

gui/cppcheck_ja.ts

@@ -691,7 +691,7 @@ Opening a new XML file will clear current results.Do you want to proceed?</sourc
         <location filename="mainwindow.cpp" line="878"/>
         <source>Checking is running.
 
-Do you want to stop the checking and exit Cppcheck?.</source>
+Do you want to stop the checking and exit Cppcheck?</source>
         <translation type="unfinished">解析中です.
 
 解析を停止してCppcheckを終了しますか？.</translation>

gui/cppcheck_ko.ts

@@ -492,10 +492,10 @@ Do you want to proceed checking without using any of these project files?</sourc
     <message>
         <source>Checking is running.
 
-Do you want to stop the checking and exit Cppcheck?.</source>
+Do you want to stop the checking and exit Cppcheck?</source>
         <translation>검사 중.
 
-검사를 중지하고 Cppcheck을 종료하시겠습니까?.</translation>
+검사를 중지하고 Cppcheck을 종료하시겠습니까?</translation>
     </message>
     <message>
         <source>License</source>

gui/cppcheck_nl.ts

@@ -731,10 +731,10 @@ Een nieuw XML-bestand openen zal de huidige resultaten wissen Wilt u verder gaan
         <location filename="mainwindow.cpp" line="878"/>
         <source>Checking is running.
 
-Do you want to stop the checking and exit Cppcheck?.</source>
+Do you want to stop the checking and exit Cppcheck?</source>
         <translation>Het controleren loopt.
 
-Wil je het controleren stoppen en Cppcheck sluiten?.</translation>
+Wil je het controleren stoppen en Cppcheck sluiten?</translation>
     </message>
     <message>
         <location filename="mainwindow.cpp" line="948"/>

gui/cppcheck_ru.ts

@@ -732,7 +732,7 @@ Opening a new XML file will clear current results.Do you want to proceed?</sourc
         <location filename="mainwindow.cpp" line="878"/>
         <source>Checking is running.
 
-Do you want to stop the checking and exit Cppcheck?.</source>
+Do you want to stop the checking and exit Cppcheck?</source>
         <translation>Идет проверка.
 
 Вы хотите завершить проверку и выйти?</translation>

gui/cppcheck_sr.ts

@@ -716,7 +716,7 @@ Opening a new XML file will clear current results.Do you want to proceed?</sourc
         <location filename="mainwindow.cpp" line="878"/>
         <source>Checking is running.
 
-Do you want to stop the checking and exit Cppcheck?.</source>
+Do you want to stop the checking and exit Cppcheck?</source>
         <translation type="unfinished"></translation>
     </message>
     <message>

gui/cppcheck_sv.ts

@@ -746,7 +746,7 @@ När en ny XML fil öppnas så tas alla nuvarande resultat bort. Vill du fortsä
         <location filename="mainwindow.cpp" line="878"/>
         <source>Checking is running.
 
-Do you want to stop the checking and exit Cppcheck?.</source>
+Do you want to stop the checking and exit Cppcheck?</source>
         <translation>Cppcheck kör.
 
 Vill du stoppa analysen och avsluta Cppcheck?</translation>

gui/cppcheck_zh_CN.ts

@@ -709,7 +709,7 @@ Opening a new XML file will clear current results.Do you want to proceed?</sourc
         <location filename="mainwindow.cpp" line="878"/>
         <source>Checking is running.
 
-Do you want to stop the checking and exit Cppcheck?.</source>
+Do you want to stop the checking and exit Cppcheck?</source>
         <translation>检查正在执行。
 
 你是否需要停止检查并退出 Cppcheck？</translation>

gui/mainwindow.cpp

@@ -876,7 +876,7 @@ void MainWindow::closeEvent(QCloseEvent *event)
         event->accept();
     } else {
         const QString text(tr("Checking is running.\n\n" \
-                              "Do you want to stop the checking and exit Cppcheck?."));
+                              "Do you want to stop the checking and exit Cppcheck?"));
 
         QMessageBox msg(QMessageBox::Warning,
                         tr("Cppcheck"),