Issue search support elasticsearch (#9428)

* Issue search support elasticsearch

* Fix lint

* Add indexer name on app.ini

* add a warnning on SearchIssuesByKeyword

* improve code

vendor/github.com/mailru/easyjson/Makefile

@@ -0,0 +1,52 @@
+all: test
+
+clean:
+	rm -rf bin
+	rm -rf tests/*_easyjson.go
+	rm -rf benchmark/*_easyjson.go
+
+build:
+	go build -i -o ./bin/easyjson ./easyjson
+
+generate: build
+	bin/easyjson -stubs \
+		./tests/snake.go \
+		./tests/data.go \
+		./tests/omitempty.go \
+		./tests/nothing.go \
+		./tests/named_type.go \
+		./tests/custom_map_key_type.go \
+		./tests/embedded_type.go \
+		./tests/reference_to_pointer.go \
+
+	bin/easyjson -all ./tests/data.go
+	bin/easyjson -all ./tests/nothing.go
+	bin/easyjson -all ./tests/errors.go
+	bin/easyjson -snake_case ./tests/snake.go
+	bin/easyjson -omit_empty ./tests/omitempty.go
+	bin/easyjson -build_tags=use_easyjson ./benchmark/data.go
+	bin/easyjson ./tests/nested_easy.go
+	bin/easyjson ./tests/named_type.go
+	bin/easyjson ./tests/custom_map_key_type.go
+	bin/easyjson ./tests/embedded_type.go
+	bin/easyjson ./tests/reference_to_pointer.go
+	bin/easyjson ./tests/key_marshaler_map.go
+	bin/easyjson -disallow_unknown_fields ./tests/disallow_unknown.go
+
+test: generate
+	go test \
+		./tests \
+		./jlexer \
+		./gen \
+		./buffer
+	cd benchmark && go test -benchmem -tags use_easyjson -bench .
+	golint -set_exit_status ./tests/*_easyjson.go
+
+bench-other: generate
+	cd benchmark && make
+
+bench-python:
+	benchmark/ujson.sh
+
+
+.PHONY: clean generate test build