Version 0.88

Node ChannelSet: Removed defaults in XML attributes PhysicalFrom and PhysicalTo;
Node ChannelSet: Changed description of XML attributes Name and DMXFrom;
Node DMXChannel: Changed description of XML attribute Default;
Node Relation: Renamed XML attribute Slave to Follower;
Node Relation: Removed XML attributes DMXFrom and DMXTo;
Node Relation: Removed relation type “Mode”;
Node ChannelFunction: Added XML attributes ModeMaster, ModeFrom and ModeTo;
Added attributes CIE_X, CIE_Y and CIE_Brightness;
Reworked and added further attributes for gobo wheel, color wheel, color mixing and prism.
Updated Appendix A and Appendix B as per changes made in attributes.