MM-21898: Part 2. Add opentracing (#13904)

* initial implementation of opentracing

* app layer

* Revert Makefile

* .

* cleanup

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* [ci]

* autogenerate interface

* .

* missed vendor files

* updated interfaces

* updated store layers

* lint fixes

* .

* finishing layer generators and nested spans

* added errors and b3 support

* code review

* .

* .

* fixed build error due to misplased flag.Parse()

* code review addressed

go.mod

@@ -10,6 +10,7 @@ require (
 	github.com/beevik/etree v1.1.0 // indirect
 	github.com/blang/semver v3.5.1+incompatible
 	github.com/bmizerany/assert v0.0.0-20160611221934-b7ed37b82869 // indirect
+	github.com/codahale/hdrhistogram v0.0.0-20161010025455-3a0bb77429bd // indirect
 	github.com/corpix/uarand v0.1.1 // indirect
 	github.com/dgryski/dgoogauth v0.0.0-20190221195224-5a805980a5f3
 	github.com/disintegration/imaging v1.6.2
@@ -62,6 +63,7 @@ require (
 	github.com/oklog/run v1.1.0 // indirect
 	github.com/olekukonko/tablewriter v0.0.4 // indirect
 	github.com/olivere/elastic v6.2.27+incompatible // indirect
+	github.com/opentracing/opentracing-go v1.1.0
 	github.com/pborman/uuid v1.2.0
 	github.com/pelletier/go-toml v1.6.0 // indirect
 	github.com/pkg/errors v0.9.1
@@ -84,6 +86,8 @@ require (
 	github.com/stretchr/testify v1.4.0
 	github.com/throttled/throttled v2.2.4+incompatible
 	github.com/tylerb/graceful v1.2.15
+	github.com/uber/jaeger-client-go v2.22.1+incompatible
+	github.com/uber/jaeger-lib v2.2.0+incompatible
 	github.com/xtgo/uuid v0.0.0-20140804021211-a0b114877d4c // indirect
 	github.com/ziutek/mymysql v1.5.4 // indirect
 	go.uber.org/atomic v1.5.1 // indirect
@@ -96,7 +100,7 @@ require (
 	golang.org/x/net v0.0.0-20200114155413-6afb5195e5aa
 	golang.org/x/sys v0.0.0-20200124204421-9fbb57f87de9 // indirect
 	golang.org/x/text v0.3.2
-	golang.org/x/tools v0.0.0-20200211205636-11eff242d136
+	golang.org/x/tools v0.0.0-20200213050514-49b8ac185c84
 	google.golang.org/genproto v0.0.0-20200128133413-58ce757ed39b // indirect
 	google.golang.org/grpc v1.26.0 // indirect
 	gopkg.in/alexcesaro/quotedprintable.v3 v3.0.0-20150716171945-2caba252f4dc // indirect