• Fix issue #158 - imperfect hash for tuple of small integers
• execution: Overloads of for_each and for_each_m taking ExecutionPolicy
• Fix compiler warning in btree - issue #156
• Small cleanup in StringHashEqT definition
• Add with_submap api for parallel maps allowing access to submaps under lock protection
• Add doc for parallel hashmap extended APIs, and remove some unnecessary casts in phmap.h
• Fix issue #44 - example to dump TriviallyCopyable types doesn't work anymore
• Allow swapping parallel hash maps/sets with different mutex types