Bug XXX - Remove reference to deleted resource.
Bug XXX - First version of `mach eclipsify`.
Bug YYY - Add ANDROID_PREPROCESSED_RESOURCE_XML_FILES to moz.build.
Bug YYY - Add _preprocessed_xml_files.
Bug XXX - Create symlinks less aggressively.

This is a major performance win on my Mac OS X 10.7.5 SSD laptop.
Bug XXX - Small fixes.
TEMPORARY WORK-AROUND, DO NOT COMMIT: work around new MozbuildObject.defines property.
fix MOZILLA_VERSION definition
mach updates
Convert eclipsify to intellify