feat: export renderSchema and mergeAllOf functions (#63)

Author: Jakub Jankowski

src/index.ts

@@ -1,2 +1,3 @@
 export * from './components';
 export * from './types';
+export * from './utils';

src/utils/index.ts

@@ -0,0 +1,2 @@
+export * from './renderSchema';
+export * from './mergeAllOf';