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/lt.msg

@@ -0,0 +1,52 @@
+# created by tools/loadICU.tcl -- do not edit
+namespace eval ::tcl::clock {
+    ::msgcat::mcset lt DAYS_OF_WEEK_ABBREV [list \
+        "Sk"\
+        "Pr"\
+        "An"\
+        "Tr"\
+        "Kt"\
+        "Pn"\
+        "\u0160t"]
+    ::msgcat::mcset lt DAYS_OF_WEEK_FULL [list \
+        "Sekmadienis"\
+        "Pirmadienis"\
+        "Antradienis"\
+        "Tre\u010diadienis"\
+        "Ketvirtadienis"\
+        "Penktadienis"\
+        "\u0160e\u0161tadienis"]
+    ::msgcat::mcset lt MONTHS_ABBREV [list \
+        "Sau"\
+        "Vas"\
+        "Kov"\
+        "Bal"\
+        "Geg"\
+        "Bir"\
+        "Lie"\
+        "Rgp"\
+        "Rgs"\
+        "Spa"\
+        "Lap"\
+        "Grd"\
+        ""]
+    ::msgcat::mcset lt MONTHS_FULL [list \
+        "Sausio"\
+        "Vasario"\
+        "Kovo"\
+        "Baland\u017eio"\
+        "Gegu\u017e\u0117s"\
+        "Bir\u017eelio"\
+        "Liepos"\
+        "Rugpj\u016b\u010dio"\
+        "Rugs\u0117jo"\
+        "Spalio"\
+        "Lapkri\u010dio"\
+        "Gruod\u017eio"\
+        ""]
+    ::msgcat::mcset lt BCE "pr.Kr."
+    ::msgcat::mcset lt CE "po.Kr."
+    ::msgcat::mcset lt DATE_FORMAT "%Y.%m.%e"
+    ::msgcat::mcset lt TIME_FORMAT "%H.%M.%S"
+    ::msgcat::mcset lt DATE_TIME_FORMAT "%Y.%m.%e %H.%M.%S %z"
+}