Adding Typescript definition file, adding to build (#31)

* Adding Typescript definition file, adding to build

* Updateing Typescript definition according to latest version of react-semantic-toast

Author: mstlaurent-paradigm

lib/index.d.ts

@@ -0,0 +1,34 @@
+declare module 'react-semantic-toasts' {
+    import { SemanticICONS } from 'semantic-ui-react'
+    type ContainerPosition = 'top-right' | 'top-center' | 'top-left' | 'bottom-right' | 'bottom-center' | 'bottom-left'
+    type SemanticAnimation = 'scale' | 'zoom' | 'fade' | 'fade up' | 'fade down' | 'fade left' | 'fade right' | 'horizontal flip' | 'vertical flip' | 'drop' |
+        'fly left' | 'fly right' | 'fly down' | 'fly up' | 'swing left' | 'swing right' | 'swing up' | 'swing down' | 'browse' | 'browse right' | 'slide down' |
+        'slide up' | 'slide left' | 'slide right' | 'jiggle' | 'flash' | 'shake' | 'pulse' | 'tada' | 'bounce' | 'glow'
+    type ToastType = 'info' | 'success' | 'warning' | 'error'
+    type SemanticMessageSize = 'mini' | 'tiny' | 'small' | 'large' | 'big' | 'huge' | 'massive'
+
+    const SemanticToastContainer: (
+        props: {
+            position?: ContainerPosition
+            animation?: SemanticAnimation
+            className?: string
+        }
+    ) => JSX.Element
+
+    const toast: (
+        options: {
+            type: ToastType
+            title: string
+            description: string | string[] | React.ReactNode
+            icon?: SemanticICONS
+            size?: SemanticMessageSize
+            color?: string
+            animation?: SemanticAnimation
+            time?: number
+        },
+        onClose?: () => void,
+        onClick?: () => void
+    ) => void
+
+    export { SemanticToastContainer, toast }
+};