composer-response.txt

Loading composer repositories with package information
Installing dependencies (including require-dev)
Your requirements could not be resolved to an installable set of packages.

  Problem 1
    - Installation request for typo3/flow 3.0.0-beta1 -> satisfiable by typo3/flow[3.0.0-beta1].
    - typo3/flow 3.0.0-beta1 requires typo3/fluid 3.0.0-beta1 -> no matching package found.
  Problem 2
    - typo3/flow 3.0.0-beta1 requires typo3/fluid 3.0.0-beta1 -> no matching package found.
    - pocketstore/pocketstore dev-master requires typo3/flow * -> satisfiable by typo3/flow[3.0.0-beta1].
    - Installation request for pocketstore/pocketstore dev-master -> satisfiable by pocketstore/pocketstore[dev-master].

Potential causes:
 - A typo in the package name
 - The package is not available in a stable-enough version according to your minimum-stability setting
   see <https://groups.google.com/d/topic/composer-dev/_g3ASeIFlrc/discussion> for more details.

composer.json

{
	"name": "application/distribution",
	"description" : "Application Distribution",
	"license": "GPL-3.0+",
	"config": {
		"vendor-dir": "Packages/Libraries",
		"bin-dir": "bin"
	},
	"require": {
		"typo3/flow": "3.0.0-beta1",
		"doctrine/migrations": "@dev"
	},
	"require-dev": {
		"typo3/buildessentials": "dev-master",
		"mikey179/vfsstream": "1.4.*",
		"phpunit/phpunit": "4.5.*"
	},
	"scripts": {
		"post-update-cmd": "TYPO3\\Flow\\Composer\\InstallerScripts::postUpdateAndInstall",
		"post-install-cmd": "TYPO3\\Flow\\Composer\\InstallerScripts::postUpdateAndInstall",
		"post-package-update":"TYPO3\\Flow\\Composer\\InstallerScripts::postPackageUpdateAndInstall",
		"post-package-install":"TYPO3\\Flow\\Composer\\InstallerScripts::postPackageUpdateAndInstall"
	}
}