feat!: add cosmwasmAPIGenerator to keeper (#41)

* fix: remove pluskeeper

* fix: add field of CosmwasmAPIGenerator

To be able to decide which API the methods of CosmwasmAPIGenerator will use

* perf: define functions and variables to be exposed

* test: revert test of dynamiclink and api

* fix: revert event attributes

* fix: delete unnecessary assertExecuteResponse

* feat: add govKeeper

To be used when adding contract to inactive

* test: add tests for callcallablepoint
and validateInterface in inactive contract

* refactor: fix to use the wasmAPI defined in x/wasm

* fix: fix to use GetCosmwasmAPIGenerator

* fix: fix to use SetCosmwasmAPIGenerator

* fix: gofmt

* fix: reflect golangci-lint

* refactor: functions and variables created for x/wasmplus was used, so it has been revised and deleted

* docs: add CHANGELOG

* fix: reflect comment

remove unnecessary variables

* fix: reflect comment

NewWasmStore is needed as the default function of dynamic link,
so it was moved to the wasm directory and changed so that it does not depend on wasmplus.

* fix: reflect comment

add description

CHANGELOG.md

@@ -11,6 +11,7 @@
 * [\#35](https://github.com/Finschia/wasmd/pull/35) stop wrap twice the response of handling non-plus wasm message in plus handler
 
 ### Breaking Changes
+* [\#41](https://github.com/Finschia/wasmd/pull/41) add `cosmwasmAPIGenerator` to keeper
 
 ### Build, CI
 

app/app.go

@@ -108,7 +108,6 @@ import (
 	"github.com/line/wasmd/x/wasm"
 	wasmclient "github.com/line/wasmd/x/wasm/client"
 	wasmkeeper "github.com/line/wasmd/x/wasm/keeper"
-	wasmpluskeeper "github.com/line/wasmd/x/wasmplus/keeper"
 
 	// unnamed import of statik for swagger UI support
 	_ "github.com/line/lbm-sdk/client/docs/statik"
@@ -521,7 +520,6 @@ func NewWasmApp(
 		wasmDir,
 		wasmConfig,
 		availableCapabilities,
-		&wasmpluskeeper.Keeper{},
 		wasmOpts...,
 	)