Gherkin syntax highlighting for KWrite, Kate, KDevelop

gherkin.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE language SYSTEM "language.dtd">
<!-- Gherkin, syntax definition based on sql-postgresql.xml by Yury Lebedev -->
<language name="Gherkin" version="0.1" kateversion="2.4" section="Other" extensions="*.feature;*.FEATURE" mimetype="text/x-gherkin" casesensitive="0" author="Brian DeRocher (brian@derocher)" license="GPL">
  <highlighting>
    <list name="keywords">
      <item> FEATURE: </item>
      <item> SCENARIO: </item>
      <item> SCENARIO OUTLINE: </item>
      <item> BACKGROUND: </item>
      <item> EXAMPLES: </item>
    </list>
    <list name="functions">
      <item> GIVEN </item>
      <item> WHEN </item>
      <item> THEN </item>
      <item> AND </item>
      <item> BUT </item>
    </list>
    <contexts>
      <context name="Normal" attribute="Normal Text" lineEndContext="#stay">
        <keyword attribute="Keyword" context="#stay" String="keywords"/>
        <keyword attribute="Function" context="#stay" String="functions"/>
        <RegExpr attribute="Annotation" context="#stay" String="@[_\w]+"/>
        <Float attribute="Float" context="#stay"/>
        <Int attribute="Decimal" context="#stay"/>
        <DetectChar attribute="String" context="String" char="'"/>
        <DetectChar attribute="String" context="String" char="&quot;"/>
        <DetectChar attribute="Comment" context="SingleLineComment" char="#"/>
      </context>
      <context name="String" attribute="String" lineEndContext="#stay">
        <DetectChar attribute="String" context="#pop" char="'"/>
        <DetectChar attribute="String" context="#pop" char="&quot;"/>
      </context>
      <context name="SingleLineComment" attribute="Comment" lineEndContext="#pop"/>
      <context name="Identifier" attribute="Identifier" lineEndContext="#pop">
        <DetectChar attribute="Identifier" context="#pop" char="&quot;"/>
      </context>
    </contexts>
    <itemDatas>
      <itemData name="Annotation"        defStyleNum="dsAttribute"/>
      <itemData name="Normal Text"       defStyleNum="dsNormal"/>
      <itemData name="Keyword"           defStyleNum="dsKeyword"/>
      <itemData name="Function"          defStyleNum="dsFunction"/>
      <itemData name="Decimal"           defStyleNum="dsDecVal"/>
      <itemData name="Float"             defStyleNum="dsFloat"/>
      <itemData name="String"            defStyleNum="dsString"/>
      <itemData name="String Char"       defStyleNum="dsChar"/>
      <itemData name="Comment"           defStyleNum="dsComment"/>
      <itemData name="Identifier"        defStyleNum="dsOthers"/>
    </itemDatas>
  </highlighting>
  <general>
    <comments>
      <comment name="singleLine" start="#"/>
    </comments>
    <keywords casesensitive="0" weakDeliminator="+-*/|=!&lt;&gt;~^:.@&amp;#%?"/>
  </general>
</language>