std.internal.scopebuffer: added inout for slices

update unittest

removed no-op cast

remove blank lines
std/regex/package: Fix unmatched --- in DDoc comment
Merge pull request #2527 from CyberShadow/pull-20140918-003356

std/regex/package: Fix unmatched --- in DDoc comment
Merge pull request #2518 from 9il/scopebuffer

Scopebuffer