Merge pull request #41 from Sriii/master

master to teohuei
Merge pull request #47 from Sriii/master

master to teohuei
UPDATED README
updated broken links in digital locks
updates digital doorlocks brochures links.
UPDATED README
Merge pull request #49 from Sriii/TeoHuei's-branch

teohuei to master
Merge pull request #52 from Sriii/master

master to sri