(dot graph generator)
* use filename postfix when SgProject is used
* make filename postfix consistent: no need for an ending "."
(IR mapping) save the original file info for each node
(ir mapping) test file info preservation
(transformation tracking) disable memory reuse to support unique AST nodes
* add support to avoid reuse deleted blocks in memory pools
* a new configuration option to enable this special mode
* SageInterface::forLoopNormalization() new flag to disable constant folding if desired
Merge branch 'master' of rosecompiler1:rose/edg4x/rose
Merge remote-tracking branch 'origin/master' into HEAD