Peter M. Groen / dali-demo

- reimplement multivalue using more efficient union inside value
- remove unnecessary asserts when types dont match
- cleanup and sanitize scripting
- remove unnecessary templates from GetEnum, added error handling

Change-Id: If87d7eb6b5a0e3ff32f298cccc670b3f34dd091a

Change-Id: I05897aa4d0df28cab2e19557c80550420972a9b5

Change-Id: I922f38428990ae202109a65bd711629817574d30

Change-Id: Iffcdd6753c39fa83e7f68ef927339374bc0061a2

Update for following changes in dali-toolkit:
Control::Property::BACKGROUND -> Control::Property::BACKGROUND_IMAGE
Control::SetBackground()      -> Control::SetBackgroundImage()
"background"                  -> "background-image"

Change-Id: I4fd1f14509fd14112bfeb38d0f18128b0f61ab2b

New Structure:

  build
    |  tizen
  builder
    |  dali-builder.cpp
  demo
    |  [demo source & header files]
  examples
    |  [example-name]
    |    |  [example source files]
  packaging
    |  com.samsung.dali-demo.spec
  resources
    |  images
    |    |  [all images]
    |  models
    |    |  [all models]
    |  scripts
    |    |  [all scripts]
  shared
    |  view.h

Now, each example should be in its own subdirectory within the "examples" directory. This will get
automatically built.

README also updated.

Change-Id: Idae4cedf220698a4a2d928535cff88e8bf25f82a