add toHash() to Typedef
add unittest for Typedef.toHash
add unittest for Typedef.toHash
some update
datetime scope imports

more scope imports

restore std.time global import

check scope imports

update windows unitises
add local import
fix import
fix scope import for Windows
remove .dup
unqual

update unittests
std.complex: clean imports
std.conv: clean imports
std.demangle: clean imports
fix comment
std.format: clean imports
std.getopt: clean imports
Merge pull request #2711 from 9il/format

std.format: clean imports
Use scope imports in std.container package

part2

part3
Merge pull request #2710 from 9il/getopt

std.getopt: clean imports
new std.array.replaceLast

moved string imports into static if

worked in some review

whitespace damn it

style fixes

rebase and style fixup