faster replace() via IOString
Merge branch 'master' of github.com:JuliaLang/julia
fixes to new I/O code
fix libunwind target
RMATH depends on librandom, so make sure that is built first. fix #1956
Merge branch 'master' of github.com:JuliaLang/julia
Disable echoing on non-TTY handles in repl-basic [closes #1930]
median: throw an error for NaNs and empty arrays [#1142].

This also restricts median to arrays of real elements type.
fix #1964
cleanup windows make dist target. include webrepl in dist
forgot to actually copy nginx target to dist
fix my libuv regression
Fix lru

Broken by d34d330fc7e3323e0b2d1e2d69f3bc291031d61f
add VERSION and COMMIT to install (to remove git error in sys.ji), add .exe to julia targets for windows
Merge pull request #1969 from simonster/fix-lru

Fix lru
deprecate: numel => length [#1939].
libunwind 1.0.1 -> 1.1
rename: idump => xdump.

This had been discussed and everyone preferred xdump; for now we
can keep xdump but deprecate it.
don't export deleted {add,del}_fd_handler functions
Add missing item to expmap (backtrace)