eliminate rmkdir and generate directory dependencies the right way.
treat ROS_TEMPORARY, ROS_INTERMEDIATE, and ROS_OUTPUT as potential different directories.
major refactor of mingw backend to simplify things, and fix some output bugs, as well as reduce makefile.auto size a bit.
create all macros before we start writing rules ( create all target macros before any other ), this fixes bug with macros being empty because they're used before they're defined
svn path=/branches/xmlbuildsystem/; revision=14265
20 files changed: