Use LDFLAGS when building SuiteSparse to handle non-standard LAPACK/BLAS installs
Change nowutc() to now(Dates.UTC()) for a better API with TimeZones.jl
allow more kinds of fields to take 0 space. fixes #8156

also initialize datatype->instance eagerly, so you don't need to check
for that everywhere. this also makes it easier to change the logic
of which types are singletons.
use correct predicate for which types are singletons
Merge branch 'jb/size0stuff'
Remove empty base/comparison.jl
Merge pull request #8169 from nalimilan/comparison

Remove empty base/comparison.jl
fix #8156
doc typo
Merge pull request #8173 from trevor/patch-1

doc typo
Remove empty base/comparison.jl
Fix inconsistent capitalization of type abbreviations in socket.jl

UdpSocket -> UDPSocket
TcpSocket -> TCPSocket
IpAddr -> IPAddr
fix readdlm for empty lines between rows
readdlm skipblanks option
export TCPSocket as well
Merge pull request #8167 from JuliaLang/jq/dates

Change nowutc() to now(Dates.UTC()) for a better API with TimeZones.jl
add type name changes to deprecate.jl
fix doc typo
Merge pull request #8181 from rfourquet/docs-promote_type

fix doc typo
allocate a tighter temporary array in MergeSort