[FEATURE] EXT:start: styleproperties. +tx_start_classbackground. [BUGFIX]...
[FEATURE] EXT:start: styleproperties. +tx_start_classbackground. [BUGFIX] t3fClass and t3fStyle overwrote EXT:start registerStartClass and registerStartStyle
[FEATURE] EXT:start: styleproperties. +tx_start_classbackground. [BUGFIX] t3fClass and t3fStyle overwrote EXT:start registerStartClass and registerStartStyle