fix bug #67219 (Version 1.3.1 does not compile)
prepare for 1.3.2
Merge branch 'master' of git.php.net:/pecl/search_engine/sphinx

* 'master' of git.php.net:/pecl/search_engine/sphinx:
  seems more readable
  Add space in grep pattern to avoid confusion between SPH_RANK_PROXIMITY and SPH_RANK_PROXIMITY_BM25

Conflicts:
	config.m4