Notable Changes

• Fixed bug in Asset Manager on item remove #549
• New hoverable and selectable properties in Component #554
• Fix block positioning on dragging #162
• Fix few toolbar positioning issues
• Improved Resizer. Added step and maxDim options
• Add setClassRule and getClassRule in CssComposer
• Update clear in CssComposer, remove also the wrapper style
• Possibility to set any option in CodeMirror #209
• Add avoidProtected option in getCss() method (Editor API)
• Disabled default dropzone in AssetManager #507
• Stop removing <span>s #341