bugfix removing multiple fieldsets does't work
bugfix removing multiple fieldsets does't work

at the same time iterating collection items and removing causes problem:
When we have 3 items but we delete second and third. It fails and does not remove third element. So we have to move remove out of foreach
marek-saji/zend-form,MadCat34/zend-form,zendframework/zend-form,zendframework/zend-form,akrabat/zend-form,marek-saji/zend-form,svycka/zend-form,adamlundrigan/zend-form,adamlundrigan/zend-form,MadCat34/zend-form,svycka/zend-form,akrabat/zend-form