Make Latex completion in strings
doc: further explain fill/fill!
need to ensure openlibm static library gets installed
Document foldl and foldr implementation
Correct RST warnings
Document mapreduce and friends

Update documentation for reduce, foldl, and foldr.
Add mapreduce documentation for variant with v0.
Add mapfoldl, mapfoldr documentation.
Regenerate help.jl
Skip the overhead of tuple construction for CartesianIndex
Merge pull request #9015 from amitmurthy/amitm/filldoc

doc: further explain fill/fill!
start to get juliatypes.jl working
Merge branch 'master' of github.com:JuliaLang/julia
Add reference to parseint() in conversion docs

Nicer for the user who may wonder what's the correct solution.
Improve wording about "super type" in promotion docs

As the text just explained, better not mix "super type" with
the concept of promotion.
Remove outdated mention about promotion of ints to Int
fix #8347
Remove eachelement from exports

Junk left over from cartesian iteration work---thanks @blakejohnson
start adding tests to juliatypes.jl

the subtype algorithm is currently tweaked to reproduce the behavior of F_<:.
running non_terminating() demonstrates execution on the non-terminating
instance from the paper.
Merge branch 'master' of github.com:JuliaLang/julia
Fix ambiguity warnings with SharedArray

As reported and discussed here:
https://github.com/JuliaLang/julia/pull/8432#issuecomment-63202199
Restore sharedarray.jl