made the pack completely portable and wrote relevent bat files to go with it

gitportable/mingw64/lib/tcl8.6/tzdata/Asia/Yangon

@@ -0,0 +1,9 @@
+# created by tools/tclZIC.tcl - do not edit
+
+set TZData(:Asia/Yangon) {
+    {-9223372036854775808 23087 0 LMT}
+    {-2840163887 23087 0 RMT}
+    {-1577946287 23400 0 +0630}
+    {-873268200 32400 0 +09}
+    {-778410000 23400 0 +0630}
+}