Update index.d.ts
Update index.d.ts

bsStyle can be used on DropdownToggle too.
shlomiassaf/DefinitelyTyped,AbraaoAlves/DefinitelyTyped,georgemarshall/DefinitelyTyped,schmuli/DefinitelyTyped,benishouga/DefinitelyTyped,benishouga/DefinitelyTyped,psnider/DefinitelyTyped,YousefED/DefinitelyTyped,chrootsu/DefinitelyTyped,chrismbarr/DefinitelyTyped,YousefED/DefinitelyTyped,georgemarshall/DefinitelyTyped,hellopao/DefinitelyTyped,progre/DefinitelyTyped,amir-arad/DefinitelyTyped,dsebastien/DefinitelyTyped,pocesar/DefinitelyTyped,pocesar/DefinitelyTyped,borisyankov/DefinitelyTyped,magny/DefinitelyTyped,progre/DefinitelyTyped,chrismbarr/DefinitelyTyped,smrq/DefinitelyTyped,arusakov/DefinitelyTyped,abbasmhd/DefinitelyTyped,GiedriusGrabauskas/DefinitelyTyped,schmuli/DefinitelyTyped,scriby/DefinitelyTyped,subash-a/DefinitelyTyped,AgentME/DefinitelyTyped,benliddicott/DefinitelyTyped,AbraaoAlves/DefinitelyTyped,jimthedev/DefinitelyTyped,alexdresko/DefinitelyTyped,QuatroCode/DefinitelyTyped,johan-gorter/DefinitelyTyped,alexdresko/DefinitelyTyped,aciccarello/DefinitelyTyped,pocesar/DefinitelyTyped,benishouga/DefinitelyTyped,schmuli/DefinitelyTyped,psnider/DefinitelyTyped,abbasmhd/DefinitelyTyped,mcrawshaw/DefinitelyTyped,rolandzwaga/DefinitelyTyped,smrq/DefinitelyTyped,GiedriusGrabauskas/DefinitelyTyped,mcrawshaw/DefinitelyTyped,one-pieces/DefinitelyTyped,isman-usoh/DefinitelyTyped,georgemarshall/DefinitelyTyped,markogresak/DefinitelyTyped,martinduparc/DefinitelyTyped,AgentME/DefinitelyTyped,scriby/DefinitelyTyped,martinduparc/DefinitelyTyped,zuzusik/DefinitelyTyped,alvarorahul/DefinitelyTyped,sledorze/DefinitelyTyped,ashwinr/DefinitelyTyped,borisyankov/DefinitelyTyped,micurs/DefinitelyTyped,jimthedev/DefinitelyTyped,nycdotnet/DefinitelyTyped,sledorze/DefinitelyTyped,psnider/DefinitelyTyped,subash-a/DefinitelyTyped,aciccarello/DefinitelyTyped,laurentiustamate94/DefinitelyTyped,AgentME/DefinitelyTyped,jimthedev/DefinitelyTyped,ashwinr/DefinitelyTyped,hellopao/DefinitelyTyped,minodisk/DefinitelyTyped,hellopao/DefinitelyTyped,arusakov/DefinitelyTyped,chrootsu/DefinitelyTyped,zuzusik/DefinitelyTyped,shlomiassaf/DefinitelyTyped,aciccarello/DefinitelyTyped,use-strict/DefinitelyTyped,zuzusik/DefinitelyTyped,AgentME/DefinitelyTyped,johan-gorter/DefinitelyTyped,magny/DefinitelyTyped,georgemarshall/DefinitelyTyped,AbraaoAlves/DefinitelyTyped,alvarorahul/DefinitelyTyped,QuatroCode/DefinitelyTyped,dsebastien/DefinitelyTyped,rolandzwaga/DefinitelyTyped,use-strict/DefinitelyTyped,minodisk/DefinitelyTyped,mcliment/DefinitelyTyped,martinduparc/DefinitelyTyped,isman-usoh/DefinitelyTyped,arusakov/DefinitelyTyped,nycdotnet/DefinitelyTyped