DEADHEAD: Fixes for bug 1705 and 1751 included in bulk delivery.
<!ELEMENT SystemDefinition (systemModel?, build?)>
<!ATTLIST SystemDefinition
name CDATA #REQUIRED
schema CDATA #REQUIRED>
<!ELEMENT systemModel (layer+)>
<!ELEMENT layer (logicalset* | module*)*>
<!ATTLIST layer
name CDATA #REQUIRED
levels CDATA #IMPLIED
span CDATA #IMPLIED>
<!ELEMENT logicalset (logicalsubset* | module* | unit* | package* | prebuilt*)*>
<!ATTLIST logicalset name CDATA #REQUIRED>
<!ELEMENT logicalsubset (module* | unit* | package* | prebuilt*)*>
<!ATTLIST logicalsubset name CDATA #REQUIRED>
<!ELEMENT module (component* | unit* | package* | prebuilt*)*>
<!ATTLIST module
name CDATA #REQUIRED
level CDATA #IMPLIED>
<!ELEMENT component (unit* | package* | prebuilt*)*>
<!ATTLIST component name CDATA #REQUIRED>
<!ELEMENT unit EMPTY>
<!ATTLIST unit
unitID ID #REQUIRED
name CDATA #REQUIRED
mrp CDATA #REQUIRED
filter CDATA #IMPLIED
bldFile CDATA #REQUIRED
priority CDATA #IMPLIED
contract CDATA #IMPLIED>
<!ELEMENT package EMPTY>
<!ATTLIST package
name CDATA #REQUIRED
mrp CDATA #REQUIRED
filter CDATA #IMPLIED
contract CDATA #IMPLIED>
<!ELEMENT prebuilt EMPTY>
<!ATTLIST prebuilt
name CDATA #REQUIRED
version CDATA #REQUIRED
late (Y|N) #IMPLIED
filter CDATA #IMPLIED
contract CDATA #IMPLIED>
<!ELEMENT build (option* | target+ | targetList+ | unitList+ | configuration+)*>
<!ELEMENT unitList (unitRef+)>
<!ATTLIST unitList
name ID #REQUIRED
description CDATA #REQUIRED>
<!ELEMENT unitRef EMPTY>
<!ATTLIST unitRef unit IDREF #REQUIRED>
<!ELEMENT targetList EMPTY>
<!ATTLIST targetList
name ID #REQUIRED
description CDATA #REQUIRED
target IDREFS #REQUIRED>
<!ELEMENT target EMPTY>
<!ATTLIST target
name ID #REQUIRED
abldTarget CDATA #REQUIRED
description CDATA #REQUIRED>
<!ELEMENT option EMPTY>
<!ATTLIST option
name ID #REQUIRED
abldOption CDATA #REQUIRED
description CDATA #REQUIRED
enable (Y | N | y | n) #REQUIRED>
<!ELEMENT configuration (unitListRef+ | layerRef+ | task+)*>
<!ATTLIST configuration
name ID #REQUIRED
description CDATA #REQUIRED
filter CDATA #REQUIRED>
<!ELEMENT task ( unitListRef* , (buildLayer | specialInstructions))>
<!ELEMENT unitListRef EMPTY>
<!ATTLIST unitListRef unitList IDREF #REQUIRED>
<!ELEMENT layerRef EMPTY>
<!ATTLIST layerRef layerName CDATA #REQUIRED>
<!ELEMENT buildLayer EMPTY>
<!ATTLIST buildLayer
command CDATA #REQUIRED
targetList IDREFS #IMPLIED
unitParallel (Y | N | y | n) #REQUIRED
targetParallel (Y | N | y | n) #IMPLIED>
<!ELEMENT specialInstructions EMPTY>
<!ATTLIST specialInstructions
name CDATA #REQUIRED
cwd CDATA #REQUIRED
command CDATA #REQUIRED>