Bump github.com/gorilla/schema from 1.1.0 to 1.2.0

Bumps [github.com/gorilla/schema](https://github.com/gorilla/schema) from 1.1.0 to 1.2.0.
- [Release notes](https://github.com/gorilla/schema/releases)
- [Commits](https://github.com/gorilla/schema/compare/v1.1.0...v1.2.0)

Signed-off-by: dependabot[bot] <support@github.com>

go.mod

@@ -12,7 +12,7 @@ require (
 	github.com/gopherjs/gopherjs v0.0.0-20181103185306-d547d1d9531e // indirect
 	github.com/gorilla/feeds v1.1.1
 	github.com/gorilla/mux v1.7.4
-	github.com/gorilla/schema v1.1.0
+	github.com/gorilla/schema v1.2.0
 	github.com/gorilla/sessions v1.2.0
 	github.com/guregu/null v3.5.0+incompatible
 	github.com/hashicorp/go-multierror v1.1.0
@@ -22,7 +22,6 @@ require (
 	github.com/kylemcc/twitter-text-go v0.0.0-20180726194232-7f582f6736ec
 	github.com/lunixbochs/vtclean v1.0.0 // indirect
 	github.com/manifoldco/promptui v0.7.0
-	github.com/mattn/go-colorable v0.1.0 // indirect
 	github.com/mattn/go-sqlite3 v1.14.0
 	github.com/microcosm-cc/bluemonday v1.0.3
 	github.com/mitchellh/go-wordwrap v1.0.0

go.sum

@@ -77,6 +77,8 @@ github.com/gorilla/schema v1.0.2 h1:sAgNfOcNYvdDSrzGHVy9nzCQahG+qmsg+nE8dK85QRA=
 github.com/gorilla/schema v1.0.2/go.mod h1:kgLaKoK1FELgZqMAVxx/5cbj0kT+57qxUrAlIO2eleU=
 github.com/gorilla/schema v1.1.0 h1:CamqUDOFUBqzrvxuz2vEwo8+SUdwsluFh7IlzJh30LY=
 github.com/gorilla/schema v1.1.0/go.mod h1:kgLaKoK1FELgZqMAVxx/5cbj0kT+57qxUrAlIO2eleU=
+github.com/gorilla/schema v1.2.0 h1:YufUaxZYCKGFuAq3c96BOhjgd5nmXiOY9NGzF247Tsc=
+github.com/gorilla/schema v1.2.0/go.mod h1:kgLaKoK1FELgZqMAVxx/5cbj0kT+57qxUrAlIO2eleU=
 github.com/gorilla/securecookie v1.1.1 h1:miw7JPhV+b/lAHSXz4qd/nN9jRiAFV5FwjeKyCS8BvQ=
 github.com/gorilla/securecookie v1.1.1/go.mod h1:ra0sb63/xPlUeL+yeDciTfxMRAA+MP+HVt/4epWDjd4=
 github.com/gorilla/sessions v1.2.0 h1:S7P+1Hm5V/AT9cjEcUD5uDaQSX0OE577aCXgoaKpYbQ=