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Merge pull request #386 from AnyDSL/feature/named_rules

Update src/mim/def.cpp

rule: test case

makes rule names first-class entities in mim

bump submodules

use `try_emplace` at a couple of places where it makes sense

Merge pull request #373 from AnyDSL/vec_backend

Remove duplicate handler

Simplify test vec_op

Fix test format for github

Merge branch 'master' into vec_backend

Fix func_impls_ bug in prepare and add test for vec operation

make assign_postorder_numbers private

removed unnecessary includes + moving stuff around