fixed build with gettext [FreeBSD]: fixed static build [FreeBSD]: upgraded port [FreeBSD]: added iconv and intl only for freebsd

This patch needs for correct work of out-of-source builds
from tarbals without .git repository within.

Conflicts:
	CMakeLists.txt

autogenerate version file which can be used
in case when there is no .git repository available within sources and
it is crucial to properly display current version.

The Linux fix was broken by portability changes when
porting to FreeBSD.
When checking for a special case of getaddrinfo() failure,
check for both, EAI_BADFLAGS and EAI_ADDRFAMILY.

Write the test response out even if yaml parser fails.

buffer (#16)
https://github.com/mailru/tarantool/issues/16

Improve wording.
Add links.
Document bitset indexes.

Document in sql.txt what's not available in sql.
Document readahead better.
Document box.selet_limit().
Cross-reference the data model and iterator description.
Document in SAVE SNAPSHOT that a snapshot can be taken
on SIGUSR1, document what WALs can be deleted after a
snapshot is taken.
Improve some wording in replication.
Add server-administration chapter (a stub yet).
Make .tar.gz install described in the tutorial up to
date with the actual .tar.gz install as of today.

Document bind_ipaddr (lp:bug#1032240).
Separate triggers into an own section.
Clarify that the network now is fully asynchronous.
Clarify how atomicity works in stored procedures.
Provide an overview of possible operations in the data model.
Add a stub for system-specific installation notes.
Fix all references to be stable between builds of the
manual, so that an external link to, say, memcached-protocol
stays valid over time.

* Make tarantool --play to understand user specified limits.
* Remove --catin, use -cat - instead.