8176571: Fine bitmaps should be allocated as belonging to mtGC, not mtInternal
Summary: Specify map allocation mflags when constructing CHeapBitMap.
Reviewed-by: tschatzl, kbarrett
Contributed-by: milan.mimica@gmail.com

8183552: Move align functions to align.hpp
Reviewed-by: stuefe, pliden

8178499: Remove _ptr_ and _size_ infixes from align functions
Reviewed-by: rehn, tschatzl

8157952: Parallelize Memory Pretouch
Summary: Use multiple threads to pretouch memory using -XX:+AlwaysPreTouch to use more memory bandwidth
Reviewed-by: jmasa, sangheki

8141501: Problems with BitMap buffer management
Reviewed-by: pliden, kbarrett

8080775: Better argument formatting for assert() and friends
Reviewed-by: kbarrett, pliden

8079792: GC directory structure cleanup
Reviewed-by: brutisso, stefank, david