fix #5589 (undef array in type show bug)
document behavior of uninitialized bits types. closes #5606
Merge pull request #5594 from JuliaLang/mn/5589

fix #5589
rename myindexes to localindexes. closes #5475
Revert "Create and use versioned package dir by default."

This reverts commit c0ccbaf11673aaa19766a479321cf125dfbd009b.
Revert "Revert "Create and use versioned package dir by default.""

This reverts commit d869093994976156c7beed631b0e87a9466288b7.
make AST nodes (LineNumberNode, LabelNode, GotoNode, QuoteNode, NewvarNode, TopNode) directly constructible
Merge branch 'master' of https://github.com/JuliaLang/julia
Fix Pkg.Cache paths, closes #5615 and #5612
Merge pull request #5617 from JuliaLang/fix_5615

Restore #3344 and fix #5612, #5615