Switch to v2

.travis.yml

@@ -4,7 +4,7 @@ go:
   - 1.8
   - master
 
-go_import_path: gopkg.in/src-d/hercules.v1
+go_import_path: gopkg.in/src-d/hercules.v2
   
 script:
   - go test -v -cpu=1,2 ./...

README.md

@@ -37,7 +37,7 @@ There is a [presentation](http://vmarkovtsev.github.io/techtalks-2017-moscow-lig
 ### Installation
 You are going to need Go and Python 2 or 3.
 ```
-go get gopkg.in/src-d/hercules.v1/cmd/hercules
+go get gopkg.in/src-d/hercules.v2/cmd/hercules
 pip install -r requirements.txt
 wget https://github.com/src-d/hercules/raw/master/labours.py
 ```

cmd/hercules/main.go

@@ -23,7 +23,7 @@ import (
 	"gopkg.in/src-d/go-git.v4/storage"
 	"gopkg.in/src-d/go-git.v4/storage/filesystem"
 	"gopkg.in/src-d/go-git.v4/storage/memory"
-	"gopkg.in/src-d/hercules.v1"
+	"gopkg.in/src-d/hercules.v2"
 )
 
 func safeString(str string) string {

pipeline.go

@@ -9,7 +9,7 @@ import (
 	"gopkg.in/src-d/go-git.v4"
 	"gopkg.in/src-d/go-git.v4/plumbing"
 	"gopkg.in/src-d/go-git.v4/plumbing/object"
-	"gopkg.in/src-d/hercules.v1/toposort"
+	"gopkg.in/src-d/hercules.v2/toposort"
 )
 
 type PipelineItem interface {