Removed AST-related modules.
removed
removed.
removed
removes AST-related stuff.
updated
updated definition of filespec().
changed the way the node names are fecthed.
added support for inter-node communication graph generation; fixed node formatting problem.
supported for inter-node communication graph generated.
changed WrapCnt to MaxFileCnt; set default MaxFileCnt to 50.
refactored from percept2_multi_node_trace.erl