* unnecessary shared=false ( false is default )

* fix using in vertex shader

* cleanup

* cleanup

* cleanup

* fix title

* cleanup

* fix use of includes and extension in expression

* debut VarNode and varying example

* add standard define

* fix auto set transparent

* add indirectSpecular and fix premultiplied_alpha, tonemapping, encodings, fog

* fix premultiplied_alpha, tonemapping, encodings, fog

* fix spherical reflection

* fix spherical reflection

* nodematerial r6

* added triangle-blur and custom-attribute examples

* fix reflection using in color slot

* support to expression and reserved-keywords

* int <-> float support

* fix possible initial space in eval

* description how to add global const or function

* bump map support

* sampleCube and slotId

* gammaInput

* add bump and spherical-reflection

* reduces and optimize NodeLib

* blur example, revision and cleanup

* fix normal-map offset

* cleanup

* up comments

* fix cache texture

* fix cache