Failing to Install On Composer

[djeraseit]

Problem 1
- Installation request for guzzlehttp/guzzle (locked at 6.3.0) -> satisfiable by guzzlehttp/guzzle[6.3.0].
- shopifyextras/shopify-php-api-wrapper 1.1.3 requires guzzlehttp/command 0.7.0 -> satisfiable by guzzlehttp/command[0.7.0].
- Conclusion: don't install guzzlehttp/command 0.7.0
- shopifyextras/shopify-php-api-wrapper 1.1.1 requires guzzlehttp/guzzle ~5.0.3 -> satisfiable by guzzlehttp/guzzle[5.0.3].
- shopifyextras/shopify-php-api-wrapper v1.1 requires guzzlehttp/guzzle ~5.0.3 -> satisfiable by guzzlehttp/guzzle[5.0.3].
- Conclusion: don't install guzzlehttp/guzzle 5.0.3
- Installation request for shopifyextras/shopify-php-api-wrapper ^1.1 -> satisfiable by shopifyextras/shopify-php-api-wrapper[1.1.1, 1.1.3, v1.1].