Update package export

Author: CodyTolene

src/app/public/public.ts

@@ -1,9 +1,5 @@
 /** Public API Exports for Node Package */
 
-export * from './ngx-gist-content.pipe';
-export * from './ngx-gist-file-filter.pipe';
 export * from './ngx-gist.component';
 export * from './ngx-gist.model';
 export * from './ngx-gist.module';
-export * from './ngx-gist.service';
-export * from './ngx-gist.utilities';