issue: 350325 few small typo's, enum renaming & alignments

Change-Id: I206ff80a8c7146a4bd845b929a1671e0f1fb03c6
issue: 419315 up to date version of accelio (core fix on single session close)

Change-Id: I27f6d1a9d9b651fbb7061072fe890b20b9d0e3fc