Indie patch 1 (#579)

* Delete index.xsd

* Remove files added before gitignore was updated.

doc/doxygen/xml/combine.xslt

-<!-- XSLT script to combine the generated output into a single file. 
-     If you have xsltproc you could use:
-     xsltproc combine.xslt index.xml >all.xml
--->
-<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0">
-  <xsl:output method="xml" version="1.0" indent="no" standalone="yes" />
-  <xsl:template match="/">
-    <doxygen version="{doxygenindex/@version}">
-      <!-- Load all doxgen generated xml files -->
-      <xsl:for-each select="doxygenindex/compound">
-        <xsl:copy-of select="document( concat( @refid, '.xml' ) )/doxygen/*" />
-      </xsl:for-each>
-    </doxygen>
-  </xsl:template>
-</xsl:stylesheet>

doc/doxygen/xml/index.xsd

-<?xml version='1.0' encoding='utf-8' ?>
-<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema">
-  <xsd:element name="doxygenindex" type="DoxygenType"/>
-
-  <xsd:complexType name="DoxygenType">
-    <xsd:sequence>
-      <xsd:element name="compound" type="CompoundType" minOccurs="0" maxOccurs="unbounded"/>
-    </xsd:sequence>
-    <xsd:attribute name="version" type="xsd:string" use="required"/>
-  </xsd:complexType>
-
-  <xsd:complexType name="CompoundType">
-    <xsd:sequence>
-      <xsd:element name="name" type="xsd:string"/>
-      <xsd:element name="member" type="MemberType" minOccurs="0" maxOccurs="unbounded"/>
-    </xsd:sequence>
-    <xsd:attribute name="refid" type="xsd:string" use="required"/>
-    <xsd:attribute name="kind" type="CompoundKind" use="required"/>
-  </xsd:complexType>
-
-  <xsd:complexType name="MemberType">
-    <xsd:sequence>
-      <xsd:element name="name" type="xsd:string"/>
-    </xsd:sequence>
-    <xsd:attribute name="refid" type="xsd:string" use="required"/>
-    <xsd:attribute name="kind" type="MemberKind" use="required"/>
-  </xsd:complexType>
-  
-  <xsd:simpleType name="CompoundKind">
-    <xsd:restriction base="xsd:string">
-      <xsd:enumeration value="class"/>
-      <xsd:enumeration value="struct"/>
-      <xsd:enumeration value="union"/>
-      <xsd:enumeration value="interface"/>
-      <xsd:enumeration value="protocol"/>
-      <xsd:enumeration value="category"/>
-      <xsd:enumeration value="exception"/>
-      <xsd:enumeration value="file"/>
-      <xsd:enumeration value="namespace"/>
-      <xsd:enumeration value="group"/>
-      <xsd:enumeration value="page"/>
-      <xsd:enumeration value="example"/>
-      <xsd:enumeration value="dir"/>
-    </xsd:restriction>
-  </xsd:simpleType>
-
-  <xsd:simpleType name="MemberKind">
-    <xsd:restriction base="xsd:string">
-      <xsd:enumeration value="define"/>
-      <xsd:enumeration value="property"/>
-      <xsd:enumeration value="event"/>
-      <xsd:enumeration value="variable"/>
-      <xsd:enumeration value="typedef"/>
-      <xsd:enumeration value="enum"/>
-      <xsd:enumeration value="enumvalue"/>
-      <xsd:enumeration value="function"/>
-      <xsd:enumeration value="signal"/>
-      <xsd:enumeration value="prototype"/>
-      <xsd:enumeration value="friend"/>
-      <xsd:enumeration value="dcop"/>
-      <xsd:enumeration value="slot"/>
-    </xsd:restriction>
-  </xsd:simpleType>
-
-</xsd:schema>
-