Mark a constructor of std.format.FormatSpec as @safe, pure
Mark std.string.lastIndoxOf as @safe pure
cp .so libs to install target

- preserve symlinks
Fix Issue 8877 - std.encoding.transcode is extremely slow
Remove uses of nceg operators from std.math
Fix issue 11600: to!BigInt(string) should validate input.
Merge pull request #1725 from yebblies/nceg

Remove uses of nceg operators from std.math
CTFE bug 9634 was fixed, remove the workaround
Modernize syntax: template(T)+enum --> enum(T) etc.
Turn the venerable alias A B; to alias B = A;
ctRegex is no experiment anymore
avoid calling delegates even in outer cycles, branch early, statically
Merge pull request #1732 from blackwhale/revert-wa-regex

[TRIVIAL] CTFE bug 9634 was fixed, remove the workaround
Merge pull request #1733 from blackwhale/nice-templ-regex

Use the new template syntax in std.regex
use point release for LIBSO

- e.g. libphobos2.so.0.64.2
- soname remains libphobos2.so.0.64
Merge pull request #1711 from dawgfoto/installSO

[install] cp .so libs to install target
Revert "use point release for LIBSO"

This reverts commit 5d630e52256f7360dde7c9bb79285939321735bc.
Remove more uses of NCEG operators in phobos
Merge pull request #1734 from blackwhale/no-indirect

Tiny optimization for std.regex
Merge pull request #1737 from yebblies/morenceg

Remove more uses of NCEG operators in phobos