fix: remove unused rxjs peer dependency

package.json

@@ -128,8 +128,5 @@
     "tslint-config-airbnb": "^5.7.0",
     "typedoc": "^0.10.0",
     "typescript": "^2.8.0"
-  },
-  "peerDependencies": {
-    "rxjs": "^5.5.6"
   }
 }

rollup.config.js

@@ -1,14 +1,10 @@
-import typescript from 'rollup-plugin-typescript';
-import resolve from 'rollup-plugin-node-resolve';
-import commonjs from 'rollup-plugin-commonjs';
-import babel from 'rollup-plugin-babel'
 import path from 'path';
+import babel from 'rollup-plugin-babel';
+import commonjs from 'rollup-plugin-commonjs';
+import resolve from 'rollup-plugin-node-resolve';
+import typescript from 'rollup-plugin-typescript';
+import { dependencies } from './package.json';
 
-const packageJson = require('./package.json');
-const dependencies = [
-  ...Object.keys(packageJson.dependencies),
-  ...Object.keys(packageJson.peerDependencies),
-];
 const configurations = [
   { format: 'esm', target: 'es5' },
   { format: 'esm', target: 'es2015' },
@@ -31,7 +27,7 @@ export default configurations.map(({ target, format }) => {
       typescript({ target }),
       babel({ extensions: ['.ts'] }),
     ],
-    external: id => dependencies.includes(id)
+    external: id => id in dependencies
       || /^lodash/.test(id)
       || /^neo4j-driver/.test(id),
   };

src/connection.ts

@@ -3,7 +3,6 @@ import AnyPromise from 'any-promise';
 // tslint:disable-next-line import-name
 import Observable from 'any-observable';
 import nodeCleanup from 'node-cleanup';
-import { Observable as RxObservable } from 'rxjs';
 import { Dictionary, isFunction } from 'lodash';
 import { AuthToken, Config, Driver, Session } from 'neo4j-driver/types/v1';
 import { Transformer } from './transformer';
@@ -297,7 +296,7 @@ export class Connection extends Builder<Query> {
    * ```
    * In practice this should never happen unless you're doing some strange things.
    */
-  stream<R = any>(query: Query): RxObservable<Dictionary<R>> {
+  stream<R = any>(query: Query): Observable<Dictionary<R>> {
     if (!this.open) {
       throw Error('Cannot run query; connection is not open.');
     }