Prepare migration to monorepo

--HG--
branch : 6.0

.hgtags

@@ -9,3 +9,25 @@ cedad4d9697b9484133cd34c84de99a5411c0674 4.4.0
 596f26e10ffb811d761786c23514a9f456b68f7a 5.6.0
 b4bad02103f36697dd0bf7584dc31c45a0445fe2 5.8.0
 fe25266ba1025a6eccece18d99f07d259aaa8bd5 6.0.0
+0000000000000000000000000000000000000000 4.0.0
+7e8db653c6d6f7d09744d8ab3fa82e07f1537c4c production_routing-4.0.0
+0000000000000000000000000000000000000000 4.2.0
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+0000000000000000000000000000000000000000 4.4.0
+cedad4d9697b9484133cd34c84de99a5411c0674 production_routing-4.4.0
+0000000000000000000000000000000000000000 4.6.0
+326e72da9af7bdad72215829098191c86db744a5 production_routing-4.6.0
+0000000000000000000000000000000000000000 4.8.0
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+0000000000000000000000000000000000000000 5.0.0
+9cc342626006b205fb2b4f36c1971f69c683f9c4 production_routing-5.0.0
+0000000000000000000000000000000000000000 5.2.0
+9f5b7feaacaae934a5fba88eb5b3108a286afc4c production_routing-5.2.0
+0000000000000000000000000000000000000000 5.4.0
+199c8dadffc7f3214c852adf1ebdd95b407ff366 production_routing-5.4.0
+0000000000000000000000000000000000000000 5.6.0
+596f26e10ffb811d761786c23514a9f456b68f7a production_routing-5.6.0
+0000000000000000000000000000000000000000 5.8.0
+b4bad02103f36697dd0bf7584dc31c45a0445fe2 production_routing-5.8.0
+0000000000000000000000000000000000000000 6.0.0
+fe25266ba1025a6eccece18d99f07d259aaa8bd5 production_routing-6.0.0