document isdefined() (#3297)
fix memory bug in gc. probably fixes #3131
pkg2: move from extras/ into base/ [#2422]
pkg2: update_file -- always delete tempfile after creating it.
pkg2: refactor adapter code for Pkg 1 resolve logic into submodule.
Merge branch 'master' of github.com:JuliaLang/julia
doc: fix epub/htmlzip links

Closes JuliaLang/JuliaDoc#1
Wrap xgelsy and change default least square solver from xgelsd to xgelsy.
Merge pull request #3298 from JuliaLang/anj/gelsy

Wrap xgelsy and change default least square solver from xgelsd to xgelsy
fix memory bug: gc rooting in some ccall Any arguments
Merge branch 'master' of github.com:JuliaLang/julia
Updated README.windows.md to include Arch Linux cross-compilation
remove operators: <- &> &>> &< &<<
add operators: <| |>
closes #3270
base/int.jl: convert to u/int only for arithmetic with small ints.

The old definitions could be dangerously broken if they were used
for larger integer types -- even Int64/Uint64 on 32-bit systems.
Merge branch 'master' of github.com:JuliaLang/julia
better error for map(f,String) where f doesn't return Char
Merge branch 'master' of github.com:JuliaLang/julia
Merge pull request #3303 from scidom/patch-1

Updated README.windows.md to include Arch Linux cross-compilation
fix/implement various 128-bit operations on 32-bit machines [#3283]

TODO: we should really have div, rem and mod operations for 128-bit
integers on 32-bit machines that don't resort to using BigInts, but
this works and maybe LLVM will actually implement these intrinsics
at some point.
Merge branch 'master' of github.com:JuliaLang/julia