Add appdata file
Fix typo in similar error message
Merge pull request #8620 from wkearn/typo

Fix typo in error message for similar
Fix profiler for Dict change; add basic "does it work at all?" tests
Merge pull request #8610 from palango/appdata

Add appdata file
Reuse old arrays for empty!(::Dict). Closes #8558
fix #8615, missing reverse in parsing vcat with ;
docfix : add nullable-types
Merge pull request #8623 from amitmurthy/amitm/docfix

docfix : add nullable-types
Merge branch 'master' of github.com:JuliaLang/julia
remove localize_vars from `@schedule`. ref #8591

There really needs to be some macro that does this kind of thing without
playing games with your variables.
Merge branch 'upstream-master'