src/version/Version.class.php
public function set_version_file_location($location) {
		if(file_exists($location)) {
			$this->versionFileLocation = $location;
		}
		else {
			throw new \Exception(__METHOD__ .": invalid location of VERSION file (". $location .")");
		}
	}
public function set_version_file_location($location) {
		if(file_exists($location)) {
			$this->versionFileLocation = $location;
		}
		else {
			throw new \Exception(__METHOD__ .": invalid location of VERSION file (". $location .")");
		}
	}
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