v0.6.4 - Retour onedir (configuration stable)

Changements :
- Retour a --onedir : seule configuration sans erreur DLL confirmee
- _internal/ recommite dans le repo
- build.bat restaure avec copie automatique de _internal/

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

_internal/_tcl_data/msgs/es.msg

@@ -0,0 +1,52 @@
+# created by tools/loadICU.tcl -- do not edit
+namespace eval ::tcl::clock {
+    ::msgcat::mcset es DAYS_OF_WEEK_ABBREV [list \
+        "dom"\
+        "lun"\
+        "mar"\
+        "mi\u00e9"\
+        "jue"\
+        "vie"\
+        "s\u00e1b"]
+    ::msgcat::mcset es DAYS_OF_WEEK_FULL [list \
+        "domingo"\
+        "lunes"\
+        "martes"\
+        "mi\u00e9rcoles"\
+        "jueves"\
+        "viernes"\
+        "s\u00e1bado"]
+    ::msgcat::mcset es MONTHS_ABBREV [list \
+        "ene"\
+        "feb"\
+        "mar"\
+        "abr"\
+        "may"\
+        "jun"\
+        "jul"\
+        "ago"\
+        "sep"\
+        "oct"\
+        "nov"\
+        "dic"\
+        ""]
+    ::msgcat::mcset es MONTHS_FULL [list \
+        "enero"\
+        "febrero"\
+        "marzo"\
+        "abril"\
+        "mayo"\
+        "junio"\
+        "julio"\
+        "agosto"\
+        "septiembre"\
+        "octubre"\
+        "noviembre"\
+        "diciembre"\
+        ""]
+    ::msgcat::mcset es BCE "a.C."
+    ::msgcat::mcset es CE "d.C."
+    ::msgcat::mcset es DATE_FORMAT "%e de %B de %Y"
+    ::msgcat::mcset es TIME_FORMAT "%k:%M:%S"
+    ::msgcat::mcset es DATE_TIME_FORMAT "%e de %B de %Y %k:%M:%S %z"
+}