8054326: Confusing message in "Current rem set statistics"
Reviewed-by: pliden, kevinw

8155524: HotCardCache shouldn't be part of ConcurrentG1Refine
Summary: Make G1CollectedHeap owner of HotCardCache.
Reviewed-by: jmasa, mgerdin, tschatzl

8148960: Humongous mis-spelled in log output
Reviewed-by: huntch, jwilhelm

8145673: G1RemSetSummary.hpp uses FREE_C_HEAP_ARRAY
Summary: Move destructor work into cpp file
Reviewed-by: mgerdin, stefank

8145092: Use Unified Logging for the GC logging
Summary: JEP-271. VM changes contributed by brutisso, test changes contributed by david.
Reviewed-by: sjohanss, david, brutisso
Contributed-by: bengt.rutisson@oracle.com, david.lindholm@oralce.com

8136678: Implement adaptive sizing algorithm for IHOP
Summary: Add adaptive sizing for IHOP that maximizes throughput (starts marking as late as possible). This functionality is enabled using a new -XX:+G1AdaptiveIHOP switch (default: false).
Reviewed-by: mgerdin, jmasa, pliden

8081202: Hotspot compile warning: "Invalid suffix on literal; C++11 requires a space between literal and identifier"
Summary: Need to add a space between macro identifier and string literal
Reviewed-by: stefank, dholmes, kbarrett

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