removed renderer for OpenGL view
added VideoView for local video
moved two inner classes in KLTLocalVideoDisplayActivity.java out
implemented customised VideoView
commented print and toast informations, as they slowed down the view
removed use of MediaMetaDataRetriever
use thread to reDraw periodically
changed default pyramid structure in KLTLocalVideoDisplayActivity.java
changed pyramid structure in KLTDisplayActivity.java
added start thread in LocalVideoView.java