patchbomb: fix From_ in the message's envelope
Localized date in the From_ prevents MUAs like mutt from parsing mbox files
generated by patchbomb. Using a 24 characters date in asctime format instead.
% basic
% unknown
alias 'unknown' resolves to unknown command 'bargle'
% ambiguous
alias 'ambiguous' resolves to ambiguous command 's'
% recursive
alias 'recursive' resolves to unknown command 'recursive'
% no definition
no definition for alias 'nodefinition'
adding foo
% with opts
C foo
% with opts and whitespace
0 e63c23eaa88a | 1970-01-01 00:00 +0000
% interaction with defaults
0:e63c23eaa88a
-1:000000000000
% properly recursive
changeset: -1:0000000000000000000000000000000000000000
parent: -1:0000000000000000000000000000000000000000
parent: -1:0000000000000000000000000000000000000000
manifest: -1:0000000000000000000000000000000000000000
user:
date: Thu Jan 01 00:00:00 1970 +0000
extra: branch=default