Planfix API project.update / Update a project's data

Function for updating project data. Request format:

<?xml version="1.0" encoding="UTF-8"?>
<request method="project.update">
  <account></account>
  <sid></sid>
  <project>
    <id></id>
    <general></general>
    <title></title>
    <description></description>
    <owner>
      <id></id>
    </owner>
    <client>
      <id></id>
    </client>
    <status></status>
    <hidden></hidden>
    <hasEndDate></hasEndDate>
    <endDate></endDate>
    <group>
      <id></id>
    </group>
    <parent>
      <id></id>
    </parent>
    <auditors>
      <id></id>
      <id></id>
      <!-- ... -->
    </auditors>
    <managers>
      <id></id>
      <id></id>
      <!-- ... -->
    </managers>
    <workers>
      <id></id>
      <id></id>
      <!-- ... -->
    </workers>
    <customData>
      <customValue>
        <id></id>
        <value></value>
      </customValue>
      <!-- ... -->
    </customData>
  </project>
  <signature></signature>
</request>