Merge pull request #84 from dblock/fix-chat-text-markdown-mutual-exclusion

Mark text/markdown_text arg_group as not required in chat methods

Author: dblock

methods/chat/chat.postEphemeral.json

@@ -151,6 +151,7 @@
         "markdown_text"
       ],
       "desc": "Use either text or markdown_text, but not both.",
+      "required": false,
       "mutually_exclusive": true
     }
   ]

methods/chat/chat.postMessage.json

@@ -207,6 +207,7 @@
         "markdown_text"
       ],
       "desc": "Use either text or markdown_text, but not both.",
+      "required": false,
       "mutually_exclusive": true
     }
   ]

methods/chat/chat.scheduleMessage.json

@@ -168,6 +168,7 @@
         "markdown_text"
       ],
       "desc": "Use either text or markdown_text, but not both.",
+      "required": false,
       "mutually_exclusive": true
     }
   ]

methods/chat/chat.update.json

@@ -183,6 +183,7 @@
         "markdown_text"
       ],
       "desc": "Use either text or markdown_text, but not both.",
+      "required": false,
       "mutually_exclusive": true
     }
   ]