add confirmOnQuit config option

pkg/i18n/dutch.go

@@ -295,6 +295,9 @@ func addDutch(i18nObject *i18n.Bundle) error {
 		}, &i18n.Message{
 			ID:    "MergeAborted",
 			Other: "Merge afgebroken",
+		}, &i18n.Message{
+			ID:    "ConfirmQuit",
+			Other: `Are you sure you want to quit?`,
 		},
 	)
 }

pkg/i18n/english.go

@@ -342,6 +342,9 @@ func addEnglish(i18nObject *i18n.Bundle) error {
 		}, &i18n.Message{
 			ID:    "GitconfigParseErr",
 			Other: `Gogit failed to parse your gitconfig file due to the presence of unquoted '\' characters. Removing these should fix the issue.`,
+		}, &i18n.Message{
+			ID:    "ConfirmQuit",
+			Other: `Are you sure you want to quit?`,
 		},
 	)
 }

pkg/i18n/polish.go

@@ -287,6 +287,9 @@ func addPolish(i18nObject *i18n.Bundle) error {
 		}, &i18n.Message{
 			ID:    "MergeAborted",
 			Other: "Scalanie anulowane",
+		}, &i18n.Message{
+			ID:    "ConfirmQuit",
+			Other: `Na pewno chcesz wyjść z programu?`,
 		},
 	)
 }