Remove legacy phar file build and update composer tooling (#63)

Simplify the build tooling:
* Remove phar build, update tooling to composer
* Remove legacy version tagging system
* Fix incorrect readme generation

build/update_readme.php

@@ -0,0 +1,20 @@
+#!/usr/bin/env php
+<?php
+/**
+ * Run the markdown resume and update the readme with the generated help
+ */
+
+$baseDir    = dirname(__DIR__);
+$startPoint = '## Help';
+$endPoint   = '## Examples';
+$readme     = file_get_contents('README.md');
+$help       = shell_exec('php '.$baseDir.'/bin/md2resume list --no-interaction');
+$output     = preg_replace(
+    '/('.preg_quote($startPoint).')(.*)('.preg_quote($endPoint).')/si',
+    "$1\n```\n" . $help . "\n```\n$3",
+    $readme
+);
+
+file_put_contents($baseDir.'/README.md', $output);
+
+/* End of file updated_readme.php */