Drop on-disk keybase in favor of keyring (#164)

* Port to new keyring

* modify add-genesis-account to use keyring

* Adapt lcd tests to use keyring

* Attempt to fix localnet ci job

* Revert "Attempt to fix localnet ci job"

This reverts commit c299dd9ffb2a77a1f3b9b33bb71ef104261ed1fc.

* Try pass env var to docker container

* localnet does need COSMOS_SDK_TEST_KEYRING to function properly

* Revert tiny change

* Simplify tests

* Refresh against sdk's respective branch latest commit

* Refresh against sdk branch's latest commit

* Attempt to reduce diff size

* Refresh against latest commit

* Update against latest commit

* Refresh against sdk's latest master

* Avoid create temporary keybase

* Revert "Avoid create temporary keybase"

This reverts commit c3f6d77f373370fea521edabe60c532c676cd9a6.

* Update docs

* Remove unnecessary arguments

* Remove unnecessary arguments

* Code cleanup

* Refresh sdk module, add upgrade module

* Refresh deps

* Fix merge

* Cleanup, AddrSeed does not need Password anymore

cli_test/cli_test.go

@@ -828,9 +828,8 @@ func TestGaiaCLIValidateSignatures(t *testing.T) {
 	defer os.Remove(unsignedTxFile.Name())
 
 	// validate we can successfully sign
-	success, stdout, stderr = f.TxSign(keyFoo, unsignedTxFile.Name())
+	success, stdout, _ = f.TxSign(keyFoo, unsignedTxFile.Name())
 	require.True(t, success)
-	require.Empty(t, stderr)
 	stdTx := unmarshalStdTx(t, stdout)
 	require.Equal(t, len(stdTx.Msgs), 1)
 	require.Equal(t, 1, len(stdTx.GetSignatures()))