ArrayCopyCallNode: remove unused method.
ArrayCopySnippets: add comment about lookup
ArrayCopyCallNode: remove unused code.
ArrayCopy: use hotspot stub for checkcastArraycopy.
checkcastArraycopy: sign extend super_check_offset
WriteBarrierVerification: relax check
arraycopy: move related classes to dedicated package
ArrayCopyNode: simplify condition
amd64 register config: reserve "home space" on windows in frame.
arraycopytests: test for disjoint
arraycopy: don't use checkcast stub if the arrays overlap
mx: removed unused _read_projects_file function
mx: changes towards supporting python 2.6 for call to mx from make/Makefile
Started consolidation of options. Added descriptions.
Merge.