Merge branch 'master' into fix_users_again

.github/workflows/go.yml

@@ -0,0 +1,31 @@
+name: Go
+on: [push]
+jobs:
+
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+
+    - name: Set up Go 1.12
+      uses: actions/setup-go@v1
+      with:
+        go-version: 1.12
+      id: go
+
+    - name: Check out code into the Go module directory
+      uses: actions/checkout@v1
+
+    - name: Get dependencies
+      run: |
+        go get -v -t -d ./...
+        if [ -f Gopkg.toml ]; then
+            curl https://raw.githubusercontent.com/golang/dep/master/install.sh | sh
+            dep ensure
+        fi
+
+    - name: Build
+      run: go build -v .
+    
+    - name: Test
+      run: ./gok.sh

connectors/slackapp/slackApp.go

@@ -298,12 +298,10 @@ func (s *SlackApp) sendMessage(channel, message string, meMessage bool, args ...
 
 func (s *SlackApp) replyToMessageIdentifier(channel, message, identifier string) (string, error) {
 	nick := s.config.Get("Nick", "bot")
-	icon := s.config.Get("IconURL", "https://placekitten.com/128/128")
 
 	resp, err := http.PostForm("https://slack.com/api/chat.postMessage",
 		url.Values{"token": {s.botToken},
 			"username":  {nick},
-			"icon_url":  {icon},
 			"channel":   {channel},
 			"text":      {message},
 			"thread_ts": {identifier},