re-run GC to prevent memory blowup when finalizing lots of objects.
fixes #4169
Merge branch 'master' of github.com:JuliaLang/julia
Changed almost all uses of issubtype(A,B) to A<:B
more function documentation
Change PRINT_* to Makefile functions, fixing #4165
Make Travis verbose
Don't whine about OPENBLAS_DYNAMIC_ARCH when building a dist against Accelerate, and more .julia/ fixes in contrib/mac/app/Makefile
use round instead of trunc and floor in div and fld. fixes #4156
Merge branch 'master' of github.com:JuliaLang/julia
Merge pull request #4175 from JuliaLang/kms/issubtype2

Changed almost all uses of issubtype(A,B) to A<:B
Rename julia-release-* -> julia-*, libjulia-release -> libjulia
Install libgfortblas with `make install` as well!
Missed a few rules
That's what you get for not testing on Linux
Fixes to fixup-libgfortran (now keys off of libarpack, as libopenblas is not bundled with OSX binaries), removes Cairo from OSX bundle
tests for fld & div [#4156]
Pkg.scaffold: some cosmitic changes to generated files.
in Dict setindex!, check that the key is isequal() to a valid key for the
Dict, since otherwise it will not be possible to look it up.

without this change, it was possible for the code

    dict[x] = y
    dict[x]

to fail, since `x` gets converted to the key type of the dict.
Merge branch 'master' of github.com:JuliaLang/julia
Pkg: intelligently setup push URLs where possible (ie. GitHub URLs)