Added setFields and setFieldsRows to SetFieldBlock

Added the methods and adjusted the buildStr and buildParam for
SetFieldBlock and InsertFieldValueBlock
Added LEFT OUTER JOIN and a patch

The for loop was missing a hasOwnProperty check
Merge branch 'master' into moranje

Conflicts:
	docs/mysql.html
	docs/postgres.html
	docs/squel.html
	squel-basic.js
	squel-basic.min.js
	squel.js
	squel.min.js
	src/squel.coffee
	test/update.test.coffee