[ZF-1204] Improve handling of arrays in $where arg, by putting parentheses around terms.  Also factor WHERE expression out of update() and delete()
[ZF-1204] Improve handling of arrays in $where arg, by putting parentheses
around terms.  Also factor WHERE expression out of update() and delete()

git-svn-id: b6e219894c353fb1d215c78b2075057d8daadfba@4777 44c647ce-9c0f-0410-b52a-842ac1e357ba

svn2github/zend_framework,tjohns/zf,svn2github/zend_framework,svn2github/zend_framework,jupeter/zf1,tjohns/zf,svn2github/zend_framework,jupeter/zf1,jupeter/zf1,svn2github/zend_framework,tjohns/zf