Crowdloan Dissolve Requires All Funds Refunded (#2770)

* implement auto refund

* add back retiring @jacogr



* bump substrate dep

* trying to get to work

* fix tests

* fix benchmarks

* Update runtime/common/src/crowdloan.rs

* fix docs

* remove unused traits

* remove unused

* unused

* Update runtime/common/src/crowdloan.rs

Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>

* Update runtime/common/src/crowdloan.rs

* Update crowdloan.rs

* Update runtime/common/src/crowdloan.rs

* Update runtime/common/src/crowdloan.rs

Co-authored-by: Gavin Wood <gavin@parity.io>

Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>
Co-authored-by: Gavin Wood <gavin@parity.io>

runtime/common/src/integration_tests.rs

@@ -226,8 +226,6 @@ impl crowdloan::Config for Test {
 	type ModuleId = CrowdloanId;
 	type SubmissionDeposit = SubmissionDeposit;
 	type MinContribution = MinContribution;
-	type RetirementPeriod = RetirementPeriod;
-	type OrphanedFunds = ();
 	type RemoveKeysLimit = RemoveKeysLimit;
 	type Registrar = Registrar;
 	type Auctioneer = Auctions;

runtime/rococo/src/lib.rs

@@ -746,8 +746,6 @@ impl crowdloan::Config for Runtime {
 	type ModuleId = CrowdloanId;
 	type SubmissionDeposit = SubmissionDeposit;
 	type MinContribution = MinContribution;
-	type RetirementPeriod = RetirementPeriod;
-	type OrphanedFunds = ();
 	type RemoveKeysLimit = RemoveKeysLimit;
 	type Registrar = Registrar;
 	type Auctioneer = Auctions;