Document changes for v0.5.2
Document changes for v0.5.2

zhaozg/luvi,joerg-krause/luvi,zhaozg/luvi,virgo-agent-toolkit/luvi,luvit/luvi,joerg-krause/luvi,brimworks/luvi,virgo-agent-toolkit/luvi,luvit/luvi,kidaa/luvi,brimworks/luvi