There are _4_ sample applications now
Update build instructions for Android for versions >= 6
Merge pull request #100 from darktears/update-crosswalk-6

Update build instructions for Android for versions >= 6
Remove links to Tizen 2 downloads
Don't summarise app running steps in build instructions

This is just another place which has to be maintained if
anything changes, so just refer to the generic instructions
instead.
Update "Getting started" for latest Tizen install method
Update instructions to use VMware instead of Tizen SDK

The best way to run very recent Tizen IVI images is with VMware
Player, so modify instructions to explain that instead of
using Tizen SDK.