update type of code_lowered to Callable instead of Function
initial stata support in benchmarks
add stata

stata support in scripts
Don't run Stata benchmark by default
Merge remote-tracking branch 'upstream/master' into stataperf
Merge branch 'master' of github.com:JuliaLang/julia
Add interpreted Stata code
Docs: added methods list before text which describes it.
fix #6428 (emacs shell troubles)
small optimizer improvements to tupleref_elim_pass and effect_free

improved versions of some tuple functions
add missing QuoteNode in last commit
fix potential bug in codegen of "empty" arguments (e.g. (), nothing) that
have a memvalue due to being assigned.
Doc: fix malformed tables in linalg
Doc: update darray -> DArray cross-references

Fix some spelling and punctuation also.
copy!(S::SharedArray, A::Array) should return S
Merge pull request #6519 from tanmaykm/sharedarray

copy!(S::SharedArray, A::Array) should return S
add readlines(). closes #6511
small improvement to tupleref_elim_pass
Merge pull request #6508 from jacg/docfix

Docs: added methods list before text which describes it.
fix doc typo