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/sk.msg

@@ -0,0 +1,52 @@
+# created by tools/loadICU.tcl -- do not edit
+namespace eval ::tcl::clock {
+    ::msgcat::mcset sk DAYS_OF_WEEK_ABBREV [list \
+        "Ne"\
+        "Po"\
+        "Ut"\
+        "St"\
+        "\u0160t"\
+        "Pa"\
+        "So"]
+    ::msgcat::mcset sk DAYS_OF_WEEK_FULL [list \
+        "Nede\u013ee"\
+        "Pondelok"\
+        "Utorok"\
+        "Streda"\
+        "\u0160tvrtok"\
+        "Piatok"\
+        "Sobota"]
+    ::msgcat::mcset sk MONTHS_ABBREV [list \
+        "jan"\
+        "feb"\
+        "mar"\
+        "apr"\
+        "m\u00e1j"\
+        "j\u00fan"\
+        "j\u00fal"\
+        "aug"\
+        "sep"\
+        "okt"\
+        "nov"\
+        "dec"\
+        ""]
+    ::msgcat::mcset sk MONTHS_FULL [list \
+        "janu\u00e1r"\
+        "febru\u00e1r"\
+        "marec"\
+        "apr\u00edl"\
+        "m\u00e1j"\
+        "j\u00fan"\
+        "j\u00fal"\
+        "august"\
+        "september"\
+        "okt\u00f3ber"\
+        "november"\
+        "december"\
+        ""]
+    ::msgcat::mcset sk BCE "pred n.l."
+    ::msgcat::mcset sk CE "n.l."
+    ::msgcat::mcset sk DATE_FORMAT "%e.%m.%Y"
+    ::msgcat::mcset sk TIME_FORMAT "%k:%M:%S"
+    ::msgcat::mcset sk DATE_TIME_FORMAT "%e.%m.%Y %k:%M:%S %z"
+}