title: TCPDF not installing from composer in Zend Framework 2 project
body: <p>I am trying to install TCPDF from composer. Here is the link of <a href="https://packagist.org/packages/tecnick.com/tcpdf" rel="nofollow">package</a>. I have following contents in composer.json</p>
  
  <pre><code>{
          "name": "zendframework/skeleton-application",
          "description": "Skeleton Application for ZF2",
          "license": "BSD-3-Clause",
          "keywords": [
              "framework",
              "zf2"
          ],
          "homepage": "http://framework.zend.com/",
          "require": {
              "php": "&gt;=5.3.3",
              "zendframework/zendframework": "&gt;2.2.0rc1",
                      "zendframework/zftool": "dev-master",
                      "cgm/zf2-file-upload-examples": "&gt;=1.0.0",
                      "zf-commons/zfc-user": "dev-master",
                      "gowsram/g-maps": "dev-master",
                      "ghislainf/zf2-whoops": "dev-master",
                      "nitecon/zf2-db-session": "1.*",
                      "ghislainf/geonames-server": "v0.9",
                      "aaron4m/zf2-static-pages": "dev-master",
                      "email-zf2/emailzf2": "dev-master",
                      "dkplus/crud": "dev-hotfix/6",
  
                      "doctrine/doctrine-orm-module": "0.*",
                      "zf-commons/zfc-admin": "dev-master",
                      "zendexperts/ze-theme": "dev-master",
                      "zendframework/zend-developer-tools": "dev-master",
                      "bjyoungblood/bjy-authorize": "dev-master",
                      "bjyoungblood/BjyProfiler": "dev-master",
                      "evandotpro/edp-module-layouts": "dev-master",
                      "doctrine/migrations": "dev-master",
                      "mwillbanks/zfc-twitter-bootstrap": "dev-master",
  
                      "twig/twig": "~1.0",
                      "leafo/lessphp": "0.3.*@dev",
                      "leafo/scssphp": "dev-master",
                      "leafo/scssphp-compass": "dev-master",
                      "ptachoire/cssembed": "dev-master",
                      "rwoverdijk/assetmanager": "1.*",
                      "hybridauth/hybridauth": "dev-master",
                      "socalnick/scn-social-auth": "dev-master",
                      "aws/aws-sdk-php": "2.*",
                      "doctrine/common": "2.4.*@dev",
                      "doctrine/annotations": "1.0.*@dev",
                      "ircmaxell/random-lib": "1.0.*@dev",
                      "ocramius/proxy-manager": "0.5.*@dev",
                      "zendframework/zendpdf": "2.0.*@dev",
                      "zendframework/zendservice-recaptcha": "2.0.*@dev",
                      "bjyoungblood/bjy-profiler": "dev-master",
                      "ocramius/ocra-service-manager": "dev-master",
                      "doctrine/data-fixtures": "1.0.*@dev",
                      "symfony/dependency-injection": "2.4.*@dev",
                      "symfony/http-kernel": "2.4.*@dev",
                      "doctrine/cache": "1.0.*@dev",
                      "monolog/monolog": "1.6.*@dev",
                      "danielss89/zfc-user-admin": "dev-master",
                      "zf-commons/zfc-user-doctrine-orm": "dev-master",
                      "darkmatus/roleuserbridge": "dev-master",
                      "neilime/zf2-twb-bundle": "1.0"
                      "tecnick.com/tcpdf": "dev-master"
          },
          "require-dev": {
              "phpunit/phpunit": "3.7.*"
          }        
  </code></pre>
  
  <p>}</p>
  
  <p>When I run php composer.phar update, it always shows following error:</p>
  
  <pre><code>Loading composer repositories with package information
  </code></pre>
  
  <p>Updating dependencies (including require-dev)
    - Installing tecnick.com/tcpdf (dev-master 6b842db)
      Cloning 6b842db6c4c42941c7233dc19fffa695f14d4000</p>
  
  <p>[Symfony\Component\Process\Exception\RuntimeException]<br>
    The process timed-out. </p>
  
  <p>How to fix this error? Or if there is any alternative way to include TCPDF in ZF2 project; if yes please provide some documentation about installation and usage as well.</p>
  
  <p>Thanks </p>