* Do not try to check non-regexp expressions

 - is_recipients_sorted
 - has_only_html_part
 - compare_recipients_distance
* Update documentation
* Fix build

* Add ability to add lua code in config with .lua and .endlua
* Add consolidation functions support that are written in perl or lua

* Add function regexp_match_number that checks number of matched arguments:
  e.g.: regexp_match_number(2, ${__RE1}, ${__RE2}, header_exists(Subject))

* Add simple lua interface to access task structures
* Improve error reporting for regexp module

* Fix config file syntax checking

* Fix creating of uinx socket
* Improve some build issues

* Fix uptime command output

* Remove 2 memory leaks

* Add new command line parameter '-V' allowing to dump all variables of rspamd

* Improve test for fuzzy hashes
* Add new object - TextPart to perl XS library that allows access to stripped parts and fuzzy hashes
* Add documentation for expressions parser and fot Mail::Rspamd::TextPart
* Allways calculate fuzzy hash for text parts
* Store text parts separately from other parts
* Add compare_parts_distance for expressions that calculates difference in 2 parts messages
* Do not try to substitute variables in empty strings

* Add test case for fuzzy hashing check

* Do not write info about redirects to log file as this info is already in redirector's log file

* Parse expressions with state machine which allows different kinds of arguments in expressions
* Fix test to accord current data
* Add support of fucntions to regexp module
* Move all regexp logic to separate file, describe its API
* Fix descriptors leakage in surbl module

* Set "C" locale on start to avoid some troubles with logging

* Add warnings when we got errors while parsing rexeps

* Update documentation