- tasknumber: fix bashism

- epm addrepo: use http for ALT archive, add date format checking
- ep-seach: use ~ for negate and ^ for a begin of line in __epm_search_make_grep

- improve addrepo (add archive DATE support) and removerepo (archive, tasks)

- add support for ALT girar task number to install/remove, improve addrepo/removerepo
- distr_info: add support for get info about arch, bus size, memory size, base os name
- add warmup bases support and use it

- distr_info: add firstupper function, implement full /etc/os-release checking
- add --dry-run support to remove, autoorphans, autoremove
- autoremove: add support for autoremove [libs|python|perl|libs-devel]

- add skip # in task number
- add support for just task number in removerepo
- repofix: add sign for Etersoft Sisyphus