* update token in k11

* Add model-preview samples

* Revit case (#22)

* Remove template files in master branch

* Update modeloapi url

* Update modelId of beijing

* add 360 walk through sample

* Add revit case

* Update setting panel

* Update people-location-analysis

* Update sample

* Update samples:

* Update url

* refactor

* Add  urban-ensity-viz heatmap

* Update urban-ensity-viz

* Add hidden samples

* Update urban-POI

* Update metalball

* Update revit-case

* Update IOT-2

* Add ribbon

* Update IOT-2

* Update IOT-2

* Add walking animation sample

* Add missing file

* Update walking animation sample

* update walking animation sample

* Update version of modelopai

* Add mobile detect and support mobile in smart city samples

* remove test code

* Improve mobile compatibility

* Change touch pan speed

* Update escape-route (#23)

* Remove template files in master branch

* Update modeloapi url

* Update modelId of beijing

* add 360 walk through sample

* Add revit case

* Update setting panel

* Update people-location-analysis

* Update sample

* Update samples:

* Update url

* refactor

* Add  urban-ensity-viz heatmap

* Update urban-ensity-viz

* Add hidden samples

* Update urban-POI

* Update metalball

* Update revit-case

* Update IOT-2

* Add ribbon
panel to IOT-2;

* Update IOT-2

* Update IOT-2

* merge'

* Update escape-route

* Update escape-route

* Update sketch effect on mobile devices

* Ajust glow intensity

* Ajust glow intensity

* Add dam-effect sample

* Update url of modeloapi.js

* Add 2D-3D sample

* Add missing script

* Use webgl 1.0 in highlight on mobile

* Fix typo

* Change url

* Add change-elements-material and depth-of field

* change modeloapi url

* download svg from attachments (#25)

* update 2d-graph-interaction

* add texture

* add visibility to color

* test

* add show function

* Remove set-elements-visibility

* Rename sample

* remove multi model viewer

* remove unfinished samples

* remove duplicated sample

* remove duplicated sample