added traduction in localstring french, added some specification in function sogoVersion

.gitignore

@@ -1,6 +1,7 @@
 config.make
 tags
 */obj/
+*._*
 */*/obj/
 */*/*/obj/
 */*/*.SOGo/

UI/PreferencesUI/French.lproj/Localizable.strings

@@ -204,6 +204,7 @@
 "Mail" = "Courrier";
 "Last" = "Dernier utilisé";
 "Default module :" = "Module par défaut :";
+"SOGo version:" = "SOGo version:";
 
 "Language :" = "Langue :";
 "choose" = "Choisir ...";

UI/PreferencesUI/UIxPreferences.m

@@ -1140,12 +1140,12 @@ static NSArray *reminderValues = nil;
 
 - (NSString *) sogoVersion
 {
+  // The variable SOGoVersion comes from the import: SOGo/Build.h
   NSString *sogoVersion = [NSString stringWithString: SOGoVersion];
   
   return sogoVersion;
 }
 
-
 - (id <WOActionResults>) defaultAction
 {
   id <WOActionResults> results;