CDT 8.0 Release

minor fix

Bug 346349 - CCE from standalone indexer - update copyright statement

Bug 347363 - [Backport] IASTTranslationUnit.getRawSignature() return …

…empty string

Cosmetics.

Bug 331232 - There are memory leaks with each GDB debug session (part…

…ial fix)

Cosmetics.

update releng builder

Bug 133881 - Make refreshing after building optional

Fix ConcurrentModificationException in clearExclusionsForProject()

Bug 133881 - Make refreshing after building optional

Fix ConcurrentModificationException by making RefreshScopeManager and friends threadsafe.