fix(types): export interfaces (#23)

* feat: add interface export to definition file

* fix: re-enabled type support for cjs

* refactor: move interfaces into namespace

* fix: tabs

kleur.d.ts

@@ -1,45 +1,45 @@
 // Originally by: Rogier Schouten <https://github.com/rogierschouten>
 // Adapted by: Madhav Varshney <https://github.com/madhavarshney>
+declare namespace kleur {
+	interface Color {
+		(x: string | number): string;
+		(): Kleur;
+	}
 
-// Returns Instance or String (when called with input)
-interface Color {
-	(x: string | number): string;
-	(): Kleur;
-}
-
-interface Kleur {
-	// Colors
-	black: Color;
-	red: Color;
-	green: Color;
-	yellow: Color;
-	blue: Color;
-	magenta: Color;
-	cyan: Color;
-	white: Color;
-	gray: Color;
-	grey: Color;
+	interface Kleur {
+		// Colors
+		black: Color;
+		red: Color;
+		green: Color;
+		yellow: Color;
+		blue: Color;
+		magenta: Color;
+		cyan: Color;
+		white: Color;
+		gray: Color;
+		grey: Color;
 
-	// Backgrounds
-	bgBlack: Color;
-	bgRed: Color;
-	bgGreen: Color;
-	bgYellow: Color;
-	bgBlue: Color;
-	bgMagenta: Color;
-	bgCyan: Color;
-	bgWhite: Color;
+		// Backgrounds
+		bgBlack: Color;
+		bgRed: Color;
+		bgGreen: Color;
+		bgYellow: Color;
+		bgBlue: Color;
+		bgMagenta: Color;
+		bgCyan: Color;
+		bgWhite: Color;
 
-	// Modifiers
-	reset: Color;
-	bold: Color;
-	dim: Color;
-	italic: Color;
-	underline: Color;
-	inverse: Color;
-	hidden: Color;
-	strikethrough: Color;
+		// Modifiers
+		reset: Color;
+		bold: Color;
+		dim: Color;
+		italic: Color;
+		underline: Color;
+		inverse: Color;
+		hidden: Color;
+		strikethrough: Color;
+	}
 }
 
-declare let kleur: Kleur & { enabled: boolean };
+declare let kleur: kleur.Kleur & { enabled: boolean };
 export = kleur;