Replace jteeuwen/go-bindata with go-bindata/go-bindata

The former package is unmainatained since a while and the replacement
also fixes this bug I encountered when trying to build the package:
jteeuwen/discussions#6

Makefile

@@ -21,7 +21,7 @@ $(GOPATH)/bin/hound: ui/bindata.go $(SRCS)
 	go install github.com/hound-search/hound/cmds/hound
 
 .build/bin/go-bindata:
-	GOPATH=`pwd`/.build go get github.com/jteeuwen/go-bindata/...
+	GOPATH=`pwd`/.build go get github.com/go-bindata/go-bindata/...
 
 ui/bindata.go: .build/bin/go-bindata node_modules $(wildcard ui/assets/**/*)
 	rsync -r ui/assets/* .build/ui

go.mod

@@ -2,4 +2,4 @@ module github.com/hound-search/hound
 
 go 1.13
 
-require github.com/jteeuwen/go-bindata v3.0.7+incompatible // indirect
+require github.com/go-bindata/go-bindata v3.1.2+incompatible // indirect

go.sum

@@ -1,2 +1,3 @@
-github.com/jteeuwen/go-bindata v3.0.7+incompatible h1:91Uy4d9SYVr1kyTJ15wJsog+esAZZl7JmEfTkwmhJts=
-github.com/jteeuwen/go-bindata v3.0.7+incompatible/go.mod h1:JVvhzYOiGBnFSYRyV00iY8q7/0PThjIYav1p9h5dmKs=
+github.com/go-bindata/go-bindata v1.0.0 h1:DZ34txDXWn1DyWa+vQf7V9ANc2ILTtrEjtlsdJRF26M=
+github.com/go-bindata/go-bindata v3.1.2+incompatible h1:5vjJMVhowQdPzjE1LdxyFF7YFTXg5IgGVW4gBr5IbvE=
+github.com/go-bindata/go-bindata v3.1.2+incompatible/go.mod h1:xK8Dsgwmeed+BBsSy2XTopBn/8uK2HWuGSnA11C3Joo=