uniformize the orglq orgqr methods, and ormlq ormqr
Merge pull request #7806 from Jutho/jh/lapack_qrlq

lapack.jl: uniformize the orglq orgqr methods, and ormlq ormqr
clarify where `eval` operates in manual. closes #7807
remove `open_any_tcp_port` from expmap
LLVM trunk API changes. Fixes #7796
Throw an exception when accessing protected memory on Mac
rename open_any_tcp_port to listenany in netload tests. closes #7786
Merge branch 'master' of github.com:JuliaLang/julia
revert change to use `filesize` for the default size in `readbytes`

Unfortunately some files report a size of zero despite containing
data. I discovered this by running the netload tests, which read
/proc/self/status. The use of `filesize` resulted in an empty read,
which is a regression.