Fixed #765: AgaviParameterHolder::removeParameter() does not try literal key lookup first
reverting 8049fef4bc919432f818758a58186fa78e9c0d9b, was bad, refs #765
Fixed #765, and for real this time: AgaviParameterHolder::removeParameter() does not try literal key lookup first
Allow convenience array index access in AgaviAttributeHolder, closes #766 and closes #733
merge 8d75dde4158262744593f05cb108e00ee52c6718 to 2871409b0aecb30a0e484a62f1611f7d55158d6a (from 0.11)