Add a function to find out if a node has any ancestor that is pending for restyling.
Add a function to find out if a node has any ancestor that is pending for restyling.

splav/servo,szeged/servo,mbrubeck/servo,SimonSapin/servo,nnethercote/servo,peterjoel/servo,ConnorGBrewster/servo,saneyuki/servo,DominoTree/servo,rnestler/servo,pyfisch/servo,szeged/servo,nnethercote/servo,jimberlage/servo,larsbergstrom/servo,anthgur/servo,rnestler/servo,sadmansk/servo,ConnorGBrewster/servo,pyfisch/servo,pyfisch/servo,KiChjang/servo,KiChjang/servo,pyfisch/servo,mbrubeck/servo,paulrouget/servo,avadacatavra/servo,paulrouget/servo,pyfisch/servo,splav/servo,paulrouget/servo,upsuper/servo,ConnorGBrewster/servo,CJ8664/servo,saneyuki/servo,CJ8664/servo,dsandeephegde/servo,eddyb/servo,KiChjang/servo,mbrubeck/servo,larsbergstrom/servo,paulrouget/servo,SimonSapin/servo,upsuper/servo,peterjoel/servo,canaltinova/servo,avadacatavra/servo,notriddle/servo,nnethercote/servo,peterjoel/servo,canaltinova/servo,jimberlage/servo,KiChjang/servo,jimberlage/servo,fiji-flo/servo,nnethercote/servo,mattnenterprise/servo,mattnenterprise/servo,emilio/servo,fiji-flo/servo,upsuper/servo,thiagopnts/servo,DominoTree/servo,szeged/servo,CJ8664/servo,eddyb/servo,larsbergstrom/servo,szeged/servo,sadmansk/servo,splav/servo,splav/servo,eddyb/servo,eddyb/servo,thiagopnts/servo,cbrewster/servo,SimonSapin/servo,larsbergstrom/servo,emilio/servo,dati91/servo,peterjoel/servo,thiagopnts/servo,dsandeephegde/servo,anthgur/servo,fiji-flo/servo,saneyuki/servo,paulrouget/servo,DominoTree/servo,paulrouget/servo,peterjoel/servo,thiagopnts/servo,emilio/servo,saneyuki/servo,mattnenterprise/servo,upsuper/servo,nnethercote/servo,nnethercote/servo,cbrewster/servo,eddyb/servo,DominoTree/servo,mbrubeck/servo,saneyuki/servo,KiChjang/servo,rnestler/servo,fiji-flo/servo,DominoTree/servo,cbrewster/servo,canaltinova/servo,larsbergstrom/servo,mattnenterprise/servo,cbrewster/servo,notriddle/servo,splav/servo,fiji-flo/servo,upsuper/servo,cbrewster/servo,DominoTree/servo,sadmansk/servo,dsandeephegde/servo,ConnorGBrewster/servo,notriddle/servo,canaltinova/servo,avadacatavra/servo,mattnenterprise/servo,splav/servo,avadacatavra/servo,canaltinova/servo,canaltinova/servo,emilio/servo,upsuper/servo,jimberlage/servo,paulrouget/servo,splav/servo,rnestler/servo,dati91/servo,saneyuki/servo,szeged/servo,upsuper/servo,dati91/servo,dsandeephegde/servo,notriddle/servo,splav/servo,sadmansk/servo,nnethercote/servo,KiChjang/servo,cbrewster/servo,larsbergstrom/servo,nnethercote/servo,saneyuki/servo,SimonSapin/servo,larsbergstrom/servo,CJ8664/servo,notriddle/servo,saneyuki/servo,emilio/servo,dati91/servo,mbrubeck/servo,thiagopnts/servo,paulrouget/servo,fiji-flo/servo,anthgur/servo,eddyb/servo,notriddle/servo,upsuper/servo,KiChjang/servo,paulrouget/servo,canaltinova/servo,KiChjang/servo,rnestler/servo,splav/servo,mattnenterprise/servo,cbrewster/servo,sadmansk/servo,dsandeephegde/servo,mbrubeck/servo,CJ8664/servo,thiagopnts/servo,anthgur/servo,saneyuki/servo,rnestler/servo,SimonSapin/servo,fiji-flo/servo,cbrewster/servo,larsbergstrom/servo,nnethercote/servo,ConnorGBrewster/servo,canaltinova/servo,mattnenterprise/servo,larsbergstrom/servo,peterjoel/servo,DominoTree/servo,SimonSapin/servo,thiagopnts/servo,paulrouget/servo,emilio/servo,szeged/servo,avadacatavra/servo,jimberlage/servo,jimberlage/servo,thiagopnts/servo,pyfisch/servo,splav/servo,ConnorGBrewster/servo,dati91/servo,dati91/servo,anthgur/servo,emilio/servo,pyfisch/servo,ConnorGBrewster/servo,mbrubeck/servo,peterjoel/servo,nnethercote/servo,avadacatavra/servo,mbrubeck/servo,SimonSapin/servo,szeged/servo,notriddle/servo,larsbergstrom/servo,sadmansk/servo,KiChjang/servo,ConnorGBrewster/servo,saneyuki/servo,fiji-flo/servo,anthgur/servo,mattnenterprise/servo,KiChjang/servo,peterjoel/servo,anthgur/servo,sadmansk/servo,DominoTree/servo,CJ8664/servo,CJ8664/servo,pyfisch/servo,avadacatavra/servo,jimberlage/servo,avadacatavra/servo,rnestler/servo,jimberlage/servo,emilio/servo,anthgur/servo,eddyb/servo,notriddle/servo,DominoTree/servo,rnestler/servo,szeged/servo,dati91/servo,szeged/servo,emilio/servo,pyfisch/servo,dsandeephegde/servo,CJ8664/servo,DominoTree/servo,peterjoel/servo,peterjoel/servo,notriddle/servo,pyfisch/servo,SimonSapin/servo,eddyb/servo,jimberlage/servo,dsandeephegde/servo,szeged/servo,sadmansk/servo,dsandeephegde/servo,notriddle/servo,dati91/servo,emilio/servo