[refactor] fase-2 reduce code
[fix] trim the final text
[feature] introduce a subtree reduce algoritme
[fix] images are block containers too
[fix] issue with to many fragment containers
[feature] second draft at a subtree reducer
[lable] fix a text label
[refactor] the subtree algortimes and associated code
[feature] line style elements with near textnodes if possible
[fix] t-test valid check
[fix] recalc blocky falgs when node is deleted
[cleanup] minor cleanup and dev features
[fix] issue with blockyChildren not getting recalculcated
[fix] issue when trying to compare two single value data sets
[feature] remove empty text nodes
[fix] issues when only one value exists in a data set
[fix] issue when title node gets mutated
[lable] those pages where the text is now wrong
[feature] first draft on combined tagname and classname reducer
[fix] some rare bugs