6900757: minor bug fixes to LogCompilation tool
Summary: improve internal error reporting (point to XML element causing trouble); fix comparator for sorting by name and start; make tool more robust wrt. incorrect options and files not found; make inlining decision output more clear; adopt uncommon traps history printing; properly mention compiler in generated logs; add options for printing time stamps and omitting compilation IDs; add option for comparing compilation logs; overall code cleanup and API documentation
Reviewed-by: kvn, vlivanov

8043638: Multiple compilation attempts break LogCompulation, lead to confusing PrintInlining output
Summary: dumps inlining only for last compilation attempt. Fix LogCompilation tool so it handles multiple compilation attempts.
Reviewed-by: vlivanov, kvn

7147416: LogCompilation tool does not work with post parse inlining
Summary: fixed few problems in LogCompilation parser.
Reviewed-by: never

6941466: Oracle rebranding changes for Hotspot repositories
Summary: Change all the Sun copyrights to Oracle copyright
Reviewed-by: ohair

6807963: need tool to make sense of LogCompilaton output
Reviewed-by: kvn