Merge pull request #6683 from mbauman/dumb-paste

RFC: Make pasting into the REPL much simpler
Revert "Make pasting into the REPL much simpler"

This reverts commit 550be1d42d53d9a754c9096aab4f947363ae7909.
Fix #6664 properly
fix tuples represented as vectors in emit_f_is
Merge branch 'master' of github.com:JuliaLang/julia
Merge pull request #6684 from ArchRobison/adr/simddoc

For @simd, clarify what user is asserting versus what is necessary to do any good.
bitarray: some tiny optimizations

and lots of cosmetics
Add and export SharedVector/Matrix
Add fill!, rand! and randn! for SharedArrays
Fix JuliaLang/julia#6665

Provides airyx in addition to bessel[jyikh]x
Make pasting to the REPL more robust to syntax errors

All text including and following a syntax error is output together on one line.
Merge pull request #6689 from mbauman/smarter-paste

Make pasting to the REPL more robust to syntax errors
a couple formatting and cleanup issues
Merge branch 'master' of github.com:JuliaLang/julia
Merge pull request #6633 from JuliaLang/teh/backtrace

Backtraces: mark lineinfo with information about whether it was C code
use new Base's version of typeinf during bootstrap to cache more code
specialize on some tuple types. fixes #6670
Merge branch 'master' of github.com:JuliaLang/julia
Merge pull request #6642 from tkelman/patch-4

Skip PCRE tests on Windows
fix #6656