Add integration test for BLAME plus two bugfixes

Signed-off-by: Juanjo Alvarez <juanjo@sourced.tech>

Author: Juanjo Alvarez

go.mod

@@ -8,30 +8,31 @@ require (
 	github.com/gliderlabs/ssh v0.2.0 // indirect
 	github.com/go-kit/kit v0.8.0
 	github.com/go-sql-driver/mysql v1.4.1
-	github.com/gorilla/handlers v1.4.0 // indirect
+	github.com/hashicorp/golang-lru v0.5.3
 	github.com/hhatto/gocloc v0.3.0
 	github.com/jessevdk/go-flags v1.4.0
-	github.com/miekg/dns v1.1.1 // indirect
 	github.com/opentracing/opentracing-go v1.1.0
 	github.com/prometheus/client_golang v1.0.0
 	github.com/sirupsen/logrus v1.4.2
 	github.com/src-d/enry/v2 v2.0.0
-	github.com/src-d/go-borges v0.1.3
+	github.com/src-d/go-borges v0.1.1
 	github.com/src-d/go-git v4.7.0+incompatible
 	github.com/src-d/go-git-fixtures v3.5.1-0.20190605154830-57f3972b0248+incompatible
 	github.com/src-d/go-mysql-server v0.4.1-0.20191001122120-b09e8c1c8ab9
 	github.com/stretchr/testify v1.3.0
 	github.com/uber-go/atomic v1.4.0 // indirect
 	github.com/uber/jaeger-client-go v2.16.0+incompatible
-	github.com/uber/jaeger-lib v2.0.0+incompatible // indirect
 	go.uber.org/atomic v1.4.0 // indirect
 	golang.org/x/net v0.0.0-20190619014844-b5b0513f8c1b // indirect
 	golang.org/x/sync v0.0.0-20190423024810-112230192c58 // indirect
+	golang.org/x/sys v0.0.0-20190618155005-516e3c20635f // indirect
 	google.golang.org/grpc v1.20.1
-	gopkg.in/src-d/go-billy-siva.v4 v4.6.0
-	gopkg.in/src-d/go-billy.v4 v4.3.2
+	gopkg.in/src-d/go-billy-siva.v4 v4.5.1
+	gopkg.in/src-d/go-billy.v4 v4.3.0
 	gopkg.in/src-d/go-errors.v1 v1.0.0
+	gopkg.in/src-d/go-git-fixtures.v3 v3.5.0
 	gopkg.in/src-d/go-git.v4 v4.12.0
+	gopkg.in/src-d/go-mysql-server.v0 v0.5.1
 	gopkg.in/yaml.v2 v2.2.2
 	vitess.io/vitess v3.0.0-rc.3.0.20190602171040-12bfde34629c+incompatible
 )