This patch uses sophia'a two-phase recovery to
integrate with tarantool wal.

Conflicts:
	debian/changelog
	debian/control
	debian/rules
	debian/tarantool-lts.lintian-overrides

Minor changes in cmake code style

Conflicts:
	debian/changelog
	debian/control

The bug is already fixed and tests cases are already added.
This patch removes unused fix_lua hack from schema.cc.

closes #gh-554

0) DIST.LUA: Move dist.lua to tarantoolctl (+ DEB + RPM + DOCS)
0) DIST.LUA: Delete -w option
1) CMAKE: Add pod2man function for generating MAN Files from POD format
2) RPM: Add man files for tarantoolctl, move tarantoolctl+initscripts
from `tarantool` into `tarantool-common`
3) DEB: Remove tarantoolctl.1 creation
4) Remove trailing whitespaces

Fixes gh-570
Fixes gh-557

1) server.get_log(); server.seek_once(msg) -- since we get log object
2) server.logfile_pos.seek_once(msg) -- since the start of server

This patch also fixes incorrect offset calculation in buffer
with multiple responses:

    self.rbuf = string.sub(self.rbuf, off + 1)

Box still have a global pointer to its recovery state.
This pointer must only be used from TX thread from main process.

This patch is pre-requisite for thread-based JOIN/SUBSCRIBE handlers.

Other changes:

 * Add box_atfork() and recovery_atfork() callbacks
 * Change signature of recovery_state->row_handler
 * Execute JOIN request via box
 * Remove r->join_handler callback from recovery subsystem

`_func' space recovered before `_user' and auth_token can't
be retrived during creating struct func_def.

Conflicts:
	src/lua/bsdsocket.lua
	test/box/bsdsocket.test