[AI-FSSDK] prepare for release javascript-sdk v6.4.0 - #1149

[AI-FSSDK] prepare for release javascript-sdk v6.4.0#1149

Raju Ahmed (raju-opti) merged 2 commits into

masteroptimizely/javascript-sdk:masterfrom

ai/jaeopt/FSSDK-12546optimizely/javascript-sdk:ai/jaeopt/FSSDK-12546Copy head branch name to clipboard