♲ Swap our custom to parity's skip-feeless-payment pallet

[JuaniRios]

What?

We forked parity's skip-feeless-payment pallet because it was buggy and unmerged. It's now stable so we can use it

Why?

So it's maintained as part of the SDK and not by us

How?

The signed extension needs also to be included as a pallet on the runtime.
The actual extension looks almost identical to ours

Testing?

Test the existing tests in integration_tests::credeintals

Q: are we actually testing that you cannot dispense twice using our custom CheckNonce extension?

[JuaniRios]

• 📡 Add XCM Runtime APIs #414
• ⚰️ Remove Randomness pallet (PLMC-602) #413
• 🔧 Add missing extrinsics to call filter #412
• ♲ Swap our custom to parity's skip-feeless-payment pallet #411 👈
• ✅ Fix funding asset ED tests #408
• 💥 Switch to MultiLocation in the SignedExtension #406 : 1 other dependent PR (#407 )
• ✅ New e2e tests #405
• 🧪 Test USDT transaction payment #404
• 💸 USDT transaction payments #403
• 🧪 One Token Model - Pallet Funding Tests #402
• 🤝 One Token Model - Pallet Funding Integration #401
• 1️⃣ One Token Model - New Pallet Proxy Bonding #399
• main

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[lrazovic]

LGTM modulo the TODO that we can now remove

[JuaniRios]

Merge activity

• Oct 10, 10:08 AM EDT: A user started a stack merge that includes this pull request via Graphite.
• Oct 10, 10:32 AM EDT: Graphite rebased this pull request as part of a merge.
• Oct 10, 10:33 AM EDT: A user merged this pull request with Graphite.