remove old select interface
preserve array type appropriately in scalar <op> array calls, for #1641

but, scalars can still promote an array from integer to float and from real to complex
svd now returns U,S,V such that A = U*S*V.' - the same as matlab
svdt returns U,S,Vt such that A = U*S*Vt.
Return ctranspose(V) instead of transpose(V) in svd.
Allow building julia without an internet connection

Not sure what to do about deps/nginx, but clearly we can't require
internet just to build Julia.
rename: tls => task_local_storage in extras/test.jl [close #1999].
bump nginx version to release 1.3.11 (fixes e023596)
fix webrepl targets and quiet down STDIO not a pipe warning