NSIS installer: remove unused language strings

Author: PierreRaybaut

nsis/installer.nsi

@@ -75,8 +75,6 @@ LangString uninstall_str ${LANG_ENGLISH} "Uninstall ${PRODNAME}"
 LangString uninstall_str ${LANG_FRENCH} "Désinstaller ${PRODNAME}"
 LangString run_str ${LANG_ENGLISH} "Run ${PRODNAME}"
 LangString run_str ${LANG_FRENCH} "Démarrer ${PRODNAME}"
-LangString explore_str ${LANG_ENGLISH} "Browse target directory"
-LangString explore_str ${LANG_FRENCH} "Explorer le dossier d'installation"
 LangString busy_str ${LANG_ENGLISH} "Installer is already running"
 LangString busy_str ${LANG_FRENCH} "L'installeur est déjà en cours d'ex�cution"
 LangString uninst_str ${LANG_ENGLISH} "Permanantly remove ${PRODNAME}?"