1. 2016-06-28 [ruby-core:76178] [Ruby trunk Feature#6943] pstore in ruby-core nobu 2. 2016-06-28 [ruby-core:76174] [Ruby trunk Feature#6943] pstore in ruby-core v.ondruch 3. 2016-06-10 [ruby-core:75942] [Ruby trunk Feature#6943] pstore in ruby-core naruse 4. 2016-06-07 [ruby-core:75873] [Ruby trunk Feature#6943] pstore in ruby-core v.ondruch