v0.3.2

• "Fit All", "Fit Selected" actions implemented.
• CTRL+LMB on node parameter changes attribute "shaderParam"
• CTRL+RMB toogles parameter provider "primitive"/"internal" (orange color for "primitive")
• ALT+LMB parameter toogles detail "uniform/varying" (italic for "varying")
• Added ToolButton for show/hide connected parameter in NodeParamView
• NodeParamView has tabs for "Input", "Output" parameters
• NodeParamView header control for resizing labels column
• Parameters label can be edited by LMB+DblClick