Upgrade blevesearch to v0.8.1 (#9177)

For #1441

blevesearch/bleve@a91b427

go.mod

@@ -16,29 +16,28 @@ require (
 	gitea.com/macaron/session v0.0.0-20190821211443-122c47c5f705
 	gitea.com/macaron/toolbox v0.0.0-20190822013122-05ff0fc766b7
 	github.com/PuerkitoBio/goquery v1.5.0
-	github.com/RoaringBitmap/roaring v0.4.7 // indirect
+	github.com/RoaringBitmap/roaring v0.4.21 // indirect
 	github.com/bgentry/speakeasy v0.1.0 // indirect
-	github.com/blevesearch/bleve v0.0.0-20190214220507-05d86ea8f6e3
+	github.com/blevesearch/bleve v0.8.1
 	github.com/blevesearch/blevex v0.0.0-20180227211930-4b158bb555a3 // indirect
-	github.com/blevesearch/go-porterstemmer v0.0.0-20141230013033-23a2c8e5cf1f // indirect
-	github.com/blevesearch/segment v0.0.0-20160105220820-db70c57796cc // indirect
+	github.com/blevesearch/go-porterstemmer v1.0.2 // indirect
+	github.com/blevesearch/segment v0.0.0-20160915185041-762005e7a34f // indirect
 	github.com/boombuler/barcode v0.0.0-20161226211916-fe0f26ff6d26 // indirect
-	github.com/couchbase/vellum v0.0.0-20190111184608-e91b68ff3efe // indirect
+	github.com/couchbase/vellum v0.0.0-20190829182332-ef2e028c01fd // indirect
 	github.com/cznic/b v0.0.0-20181122101859-a26611c4d92d // indirect
 	github.com/cznic/mathutil v0.0.0-20181122101859-297441e03548 // indirect
 	github.com/cznic/strutil v0.0.0-20181122101858-275e90344537 // indirect
 	github.com/denisenkom/go-mssqldb v0.0.0-20190924004331-208c0a498538
 	github.com/dgrijalva/jwt-go v3.2.0+incompatible
 	github.com/editorconfig/editorconfig-core-go/v2 v2.1.1
 	github.com/emirpasic/gods v1.12.0
-	github.com/etcd-io/bbolt v1.3.2 // indirect
+	github.com/etcd-io/bbolt v1.3.3 // indirect
 	github.com/ethantkoenig/rupture v0.0.0-20180203182544-0a76f03a811a
 	github.com/facebookgo/ensure v0.0.0-20160127193407-b4ab57deab51 // indirect
 	github.com/facebookgo/stack v0.0.0-20160209184415-751773369052 // indirect
 	github.com/facebookgo/subset v0.0.0-20150612182917-8dac2c3c4870 // indirect
 	github.com/gliderlabs/ssh v0.2.2
-	github.com/glycerine/go-unsnap-stream v0.0.0-20180323001048-9f0cb55181dd // indirect
-	github.com/glycerine/goconvey v0.0.0-20190315024820-982ee783a72e // indirect
+	github.com/glycerine/go-unsnap-stream v0.0.0-20190901134440-81cf024a9e0a // indirect
 	github.com/go-openapi/jsonreference v0.19.3 // indirect
 	github.com/go-openapi/runtime v0.19.5 // indirect
 	github.com/go-redis/redis v6.15.2+incompatible
@@ -68,12 +67,10 @@ require (
 	github.com/mattn/go-sqlite3 v1.11.0
 	github.com/mcuadros/go-version v0.0.0-20190308113854-92cdf37c5b75
 	github.com/microcosm-cc/bluemonday v0.0.0-20161012083705-f77f16ffc87a
-	github.com/mschoch/smat v0.0.0-20160514031455-90eadee771ae // indirect
 	github.com/msteinert/pam v0.0.0-20151204160544-02ccfbfaf0cc
 	github.com/nfnt/resize v0.0.0-20160724205520-891127d8d1b5
 	github.com/niklasfasching/go-org v0.1.8
 	github.com/oliamb/cutter v0.2.2
-	github.com/philhofer/fwd v1.0.0 // indirect
 	github.com/pkg/errors v0.8.1
 	github.com/pquerna/otp v0.0.0-20160912161815-54653902c20e
 	github.com/prometheus/client_golang v1.1.0
@@ -90,19 +87,17 @@ require (
 	github.com/steveyen/gtreap v0.0.0-20150807155958-0abe01ef9be2 // indirect
 	github.com/stretchr/testify v1.4.0
 	github.com/tecbot/gorocksdb v0.0.0-20181010114359-8752a9433481 // indirect
-	github.com/tinylib/msgp v0.0.0-20180516164116-c8cf64dff200 // indirect
 	github.com/tstranex/u2f v1.0.0
 	github.com/unknwon/cae v0.0.0-20190822084630-55a0b64484a1
 	github.com/unknwon/com v0.0.0-20190804042917-757f69c95f3e
 	github.com/unknwon/i18n v0.0.0-20190805065654-5c6446a380b6
 	github.com/unknwon/paginater v0.0.0-20151104151617-7748a72e0141
 	github.com/urfave/cli v1.20.0
-	github.com/willf/bitset v0.0.0-20180426185212-8ce1146b8621 // indirect
 	github.com/yohcop/openid-go v0.0.0-20160914080427-2c050d2dae53
 	golang.org/x/crypto v0.0.0-20191117063200-497ca9f6d64f
 	golang.org/x/net v0.0.0-20191101175033-0deb6923b6d9
 	golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45
-	golang.org/x/sys v0.0.0-20191010194322-b09406accb47
+	golang.org/x/sys v0.0.0-20191127021746-63cb32ae39b2
 	golang.org/x/text v0.3.2
 	golang.org/x/tools v0.0.0-20190910221609-7f5965fd7709 // indirect
 	gopkg.in/alexcesaro/quotedprintable.v3 v3.0.0-20150716171945-2caba252f4dc // indirect