{
  "name": "firesphere/stripeslack",
  "description": "Easy invite new users to your slack group",
  "type": "silverstripe-module",
  "keywords": ["silverstripe", "slack", "invite"],
  "license": "BSD-3-Clause",
  "authors": [
    {
      "name": "Simon 'Sphere' Erkelens",
      "email": "github@casa-laguna.net",
      "homepage": "https://casa-laguna.net",
      "role": "Developer"
    }
  ],
  "require":
  {
    "silverstripe/framework": "~3.1",
    "silverstripe/cms": "~3.1"
  },
  "require-dev": {
    "phpunit/PHPUnit": "^5.7",
    "scriptfusion/phpunit-immediate-exception-printer": "^2.0"
  },
  "extra": {
    "installer-name": "stripeslack"
  },
  "target-dir": "stripeslack"
}

{
  "name": "firesphere/stripeslack",
  "description": "Easy invite new users to your slack group",
  "type": "silverstripe-module",
  "keywords": ["silverstripe", "slack", "invite"],
  "license": "BSD-3-Clause",
  "authors": [
    {
      "name": "Simon 'Sphere' Erkelens",
      "email": "github@casa-laguna.net",
      "homepage": "https://casa-laguna.net",
      "role": "Developer"
    }
  ],
  "require":
  {
    "silverstripe/framework": "~3.1",
    "silverstripe/cms": "~3.1"
  },
  "require-dev": {
    "phpunit/PHPUnit": "^5.7",
    "scriptfusion/phpunit-immediate-exception-printer": "^2.0"
  },
  "extra": {
    "installer-name": "stripeslack",
    "branch-alias": {
      "dev-master": "1.x-dev"
    }
  },
  "target-dir": "stripeslack"
}

Add branch alias for dev-master
Add branch alias for dev-master