Bugfixes

• Fixed issues running in PHP 7.1 and 7.2.
• Fixed an issue with deploying files with special characters in their filenames.
• Fixed an issue that could cause problems with grabbing file contents in some cases.
• Added support for handling files renamed in Git.
• git-deploy now has executable permissions by default.
• Added support for checking if the deploy target server is out of sync with the local repo (e.g. someone else deployed commits that you haven't yet pulled)
• Errors are now shown in red in the CLI.