Merge pull request #38 from SimonErich/SimonErich-patch-1

Fixed "setState on unmounted component"

src/index.tsx

@@ -32,7 +32,7 @@ export class ProgressiveImage extends React.Component<ProgressiveImageProps, Pro
             .then(srcDataURI => !this.unmounted && this.setState({ src: srcDataURI, blur: 0 }));
     }
 
-    componentWillUnMount() {
+    componentWillUnmount() {
         this.unmounted = true;
     }