BUZZ — IT leads Indian shares higher after HCLTech tops Q2 profit estimate
* India's Nifty 50 and BSE Sensex up 0.6% * IT stocks jump 4%, led by 7% surge in HCLTech after quarterly profit beat * Jefferies upgrades HCLT to "hold" from "underperform", says co among few large IT firms offering over 5% constant currency revenue growth * Ten of 16 sectors gain; small-caps down 0.8%, while mid-caps