Cleanup project imports (#327)

* feat(imports): write import script, make scripts dir

* style(imports): fix imports to fit expected format

* fix(scripts): fix script for speed

remove two unneccesary steps

* build(imports): fix makefile, contributing, circle

Setup make tasks for imports and other PR checks, add circle check on imports

* fix(cborgen): remove cborgen'd changes

Author: hannahhoward

pieceio/mocks/CarIO.go

@@ -6,14 +6,15 @@ import (
 	"os"
 	"sync"
 
-	"github.com/filecoin-project/go-padreader"
-	"github.com/filecoin-project/sector-storage/ffiwrapper"
-	"github.com/filecoin-project/specs-actors/actors/abi"
 	"github.com/ipfs/go-cid"
 	blockstore "github.com/ipfs/go-ipfs-blockstore"
 	"github.com/ipld/go-car"
 	"github.com/ipld/go-ipld-prime"
 
+	"github.com/filecoin-project/go-padreader"
+	"github.com/filecoin-project/sector-storage/ffiwrapper"
+	"github.com/filecoin-project/specs-actors/actors/abi"
+
 	"github.com/filecoin-project/go-fil-markets/filestore"
 )
 

pieceio/mocks/PieceIO.go

@@ -7,8 +7,6 @@ import (
 	"io"
 	"testing"
 
-	"github.com/filecoin-project/sector-storage/ffiwrapper"
-	"github.com/filecoin-project/specs-actors/actors/abi"
 	"github.com/ipfs/go-cid"
 	dag "github.com/ipfs/go-merkledag"
 	dstest "github.com/ipfs/go-merkledag/test"
@@ -18,6 +16,9 @@ import (
 	"github.com/stretchr/testify/mock"
 	"github.com/stretchr/testify/require"
 
+	"github.com/filecoin-project/sector-storage/ffiwrapper"
+	"github.com/filecoin-project/specs-actors/actors/abi"
+
 	"github.com/filecoin-project/go-fil-markets/filestore"
 	fsmocks "github.com/filecoin-project/go-fil-markets/filestore/mocks"
 	"github.com/filecoin-project/go-fil-markets/pieceio"

pieceio/pieceio.go

@@ -3,12 +3,13 @@ package pieceio
 import (
 	"io"
 
-	"github.com/filecoin-project/specs-actors/actors/abi"
 	blocks "github.com/ipfs/go-block-format"
 	"github.com/ipfs/go-cid"
 	"github.com/ipld/go-car"
 	"github.com/ipld/go-ipld-prime"
 
+	"github.com/filecoin-project/specs-actors/actors/abi"
+
 	"github.com/filecoin-project/go-fil-markets/filestore"
 )