Hello i use directadmin and roundcube in version 0.9.0 <br />
Composer work, but i get verytime error:<br />
Loading composer repositories with package information<br />
Installing dependencies<br />
Your requirements could not be resolved to an installable set of packages.<br />
 <br />
  Problem 1<br />
    - The requested package cor/message_highlight could not be found in any version, there may be a typo in the package name.<br />
 <br />
Potential causes:<br />
 - A typo in the package name<br />
 - The package is not available in a stable-enough version according to your minimum-stability setting<br />
   see &lt;https://groups.google.com/d/topic/composer-dev/_g3ASeIFlrc/discussion&gt; for more details.<br />
 <br />
Read &lt;http://getcomposer.org/doc/articles/troubleshooting.md&gt; for further common problems.<br />
 <br />
 <br />
How i can install some plugin?<br />
My composer.json:<br />
 <br />
    "require": {<br />
      "cor/message_highlight": "2.2"<br />
    }<br />
}<br />
 <br />