Default hint items and their styling
Placeholder text color styling
Feature detection code: only load non-native placeholder when input[placeholder] is not supported by the browser. Codes reference from Modernizr.
Use CSS instead of JS for bouncing magnifier icon effect.
Merge remote-tracking branch 'origin/develop' into develop

* origin/develop:
  Remove config
  CSE configuration
  Remove textbox highlight

Conflicts:
	demo.html