Upgrade levelqueue to version 0.2.0

This adds functionality for Unique Queues

Author: zeripath

go.mod

@@ -4,7 +4,7 @@ go 1.13
 
 require (
 	cloud.google.com/go v0.45.0 // indirect
-	gitea.com/lunny/levelqueue v0.1.0
+	gitea.com/lunny/levelqueue v0.2.0
 	gitea.com/macaron/binding v0.0.0-20190822013154-a5f53841ed2b
 	gitea.com/macaron/cache v0.0.0-20190822004001-a6e7fee4ee76
 	gitea.com/macaron/captcha v0.0.0-20190822015246-daa973478bae

go.sum

@@ -11,6 +11,8 @@ cloud.google.com/go/bigquery v1.0.1/go.mod h1:i/xbL2UlR5RvWAURpBYZTtm/cXjCha9lbf
 cloud.google.com/go/datastore v1.0.0/go.mod h1:LXYbyblFSglQ5pkeyhO+Qmw7ukd3C+pD7TKLgZqpHYE=
 gitea.com/lunny/levelqueue v0.1.0 h1:7wMk0VH6mvKN6vZEZCy9nUDgRmdPLgeNrm1NkW8EHNk=
 gitea.com/lunny/levelqueue v0.1.0/go.mod h1:G7hVb908t0Bl0uk7zGSg14fyzNtxgtD9Shf04wkMK7s=
+gitea.com/lunny/levelqueue v0.2.0 h1:lR/5EAwQtFcn5YvPEkNMw0p9pAy2/O2nSP5ImECLA2E=
+gitea.com/lunny/levelqueue v0.2.0/go.mod h1:G7hVb908t0Bl0uk7zGSg14fyzNtxgtD9Shf04wkMK7s=
 gitea.com/macaron/binding v0.0.0-20190822013154-a5f53841ed2b h1:vXt85uYV17KURaUlhU7v4GbCShkqRZDSfo0TkC0YCjQ=
 gitea.com/macaron/binding v0.0.0-20190822013154-a5f53841ed2b/go.mod h1:Cxadig6POWpPYYSfg23E7jo35Yf0yvsdC1lifoKWmPo=
 gitea.com/macaron/cache v0.0.0-20190822004001-a6e7fee4ee76 h1:mMsMEg90c5KXQgRWsH8D6GHXfZIW1RAe5S9VYIb12lM=