Add throttle function description to README
Add throttle function description to README

slangley/Bond,FiRiN59/Bond,spire-inc/Bond,tonyxiao/Bond,tonyxiao/Bond,tuanphung/Bond,aandr/Bond,sunfei/Bond,danthorpe/Bond,ushisantoasobu/Bond,Evgeniy-Odesskiy/Bond,morizotter/Bond,brightify/Bond,tuanphung/Bond,johndpope/Bond,morizotter/Bond,adamcin/Bond,hyperconnect/Bond,sunfei/Bond,Dev1an/Bond,Touchwonders/Bond,SwiftBond/Bond,jsiffels/Bond,sanyaade-iot/Bond,sunfei/Bond,danthorpe/Bond,johndpope/Bond,mpon/Bond,adamcin/Bond,aandr/Bond,danthorpe/Bond,hyperconnect/Bond,sportlabsMike/Bond,Adlai-Holler/Bond,ushisantoasobu/Bond,brightify/Bond,LeeroyDing/Bond,FiRiN59/Bond,adamcin/Bond,Evgeniy-Odesskiy/Bond,adly-holler/Bond,joshavant/Bond,adly-holler/Bond,johndpope/Bond,giancarloandroid/Bond,slangley/Bond,Dev1an/Bond,Adlai-Holler/Bond,ArthurKK/Bond,wangmb/Bond,slangley/Bond,REXLabsInc/Bond,Dev1an/Bond,ReactiveKit/Bond,tonyarnold/Bond,tonyarnold/Bond,ReactiveKit/Bond,giancarloandroid/Bond,ArthurKK/Bond,AlexSeverinov/Bond,mpon/Bond,wangmb/Bond,tuanphung/Bond,ArthurKK/Bond,sportlabsMike/Bond,hyperconnect/Bond,REXLabsInc/Bond,sanyaade-iot/Bond,LeeroyDing/Bond,adly-holler/Bond,jsiffels/Bond,spire-inc/Bond,wangmb/Bond,joshavant/Bond,AlexSeverinov/Bond,creisterer-db/Bond,mpon/Bond,creisterer-db/Bond,sanyaade-iot/Bond,SwiftBond/Bond,Adlai-Holler/Bond,Touchwonders/Bond,creisterer-db/Bond,LeeroyDing/Bond