COPYING: include winhttp definition copyright
COPYING: include winhttp definition copyright

Include the copyright notice from the deps/winhttp/ sources.  Move the
LGPL to the bottom of the file (since multiple dependencies are LGPL
licensed) and include the actual copyright notices from the regex sources.

nokiddin/libgit2,nokiddin/libgit2,nokiddin/libgit2,nokiddin/libgit2,nokiddin/libgit2,nokiddin/libgit2