[help] group help texts, add new tools
Merge branch 'master' of github.com:kimmoli/paint
[packaking] add missing dependency: sensors
[paint] replace some constants with Theme values, toolbar icons scale… …d to theme
[shaders] fragmentShader code viewer with syntax highlight
[shaders] add colorspace to 8 colors conveter
[paint] shader settings in popup
[shader] add emboss shader, rework edge detection shader
[shaders] abstractmodelize shader parameters
fix toon