diff --git a/README.md b/README.md
index 11f2cf99..57e419fb 100644
--- a/README.md
+++ b/README.md
@@ -3,6 +3,8 @@
 
 [![Build Status](https://travis-ci.org/Rebilly/ReDoc.svg?branch=master)](https://travis-ci.org/Rebilly/ReDoc) [![Coverage Status](https://coveralls.io/repos/Rebilly/ReDoc/badge.svg?branch=master&service=github)](https://coveralls.io/github/Rebilly/ReDoc?branch=master) [![Tested on APIs.guru](http://api.apis.guru/badges/tested_on.svg)](https://APIs.guru) [![dependencies Status](https://david-dm.org/Rebilly/ReDoc/status.svg)](https://david-dm.org/Rebilly/ReDoc) [![devDependencies Status](https://david-dm.org/Rebilly/ReDoc/dev-status.svg)](https://david-dm.org/Rebilly/ReDoc#info=devDependencies) [![Stories in Ready](https://badge.waffle.io/Rebilly/ReDoc.png?label=ready&title=Ready)](https://waffle.io/Rebilly/ReDoc)
 
+[![Average time to resolve an issue](http://isitmaintained.com/badge/resolution/Rebilly/redoc.svg)](http://isitmaintained.com/project/Rebilly/redoc "Average time to resolve an issue") [![Percentage of issues still open](http://isitmaintained.com/badge/open/REBILLY/REDOC.svg)](http://isitmaintained.com/project/REBILLY/REDOC "Percentage of issues still open")
+
 [![npm](http://img.shields.io/npm/v/redoc.svg)](https://www.npmjs.com/package/redoc) [![Bower](http://img.shields.io/bower/v/redoc.svg)](http://bower.io/) [![License](https://img.shields.io/npm/l/redoc.svg)](https://github.com/Rebilly/ReDoc/blob/master/LICENSE)
 
 [![Browser Compatibility](https://saucelabs.com/browser-matrix/redoc.svg)](https://saucelabs.com/u/redoc)
diff --git a/lib/components/ApiInfo/api-info.html b/lib/components/ApiInfo/api-info.html
index 19d5924b..b13a3b75 100644
--- a/lib/components/ApiInfo/api-info.html
+++ b/lib/components/ApiInfo/api-info.html
@@ -1,5 +1,5 @@
 <div class="api-info-wrapper">
-  <h1>{{info.title}} ({{info.version}})</h1>
+  <h1>{{info.title}} <span class="api-info-version">({{info.version}})</span></h1>
   <p>
     Download OpenAPI (fka Swagger) specification:
     <a class="openapi-button" target="_blank" attr.href='{{specUrl}}'> Download </a>
diff --git a/lib/components/JsonSchema/_json-schema-common.scss b/lib/components/JsonSchema/_json-schema-common.scss
index bc4d44d3..dcdf57bb 100644
--- a/lib/components/JsonSchema/_json-schema-common.scss
+++ b/lib/components/JsonSchema/_json-schema-common.scss
@@ -60,23 +60,27 @@ $sub-schema-offset: ($bullet-size / 2) + $bullet-margin;
   font-weight: bold;
 }
 
-.param-type {
+.param-type, .param-array-format  {
   vertical-align: middle;
   line-height: $param-name-height;
   color: rgba($black, 0.4);
   font-size: 0.929em;
+}
+.param-type {
   font-weight: normal;
+  &.array::before, &.tuple::before {
+    color: $black;
+    font-weight: $base-font-weight;
+    .param-collection-format-multi + & {
+      content: none;
+    }
+  }
 
   &.array::before {
     content: $array-text;
-    color: $black;
-    font-weight: $base-font-weight;
   }
-
   &.tuple::before {
     content: $tuple-text;
-    color: $black;
-    font-weight: $base-font-weight;
   }
 
   &.with-hint {
@@ -193,6 +197,19 @@ $sub-schema-offset: ($bullet-size / 2) + $bullet-margin;
   }
 }
 
+.param-enum {
+  color: $text-color;
+  font-size: 0.95em;
+
+  &::before {
+    content: 'Valid values: ';
+  }
+
+  .param-type.array ~ &::before {
+    content: 'Valid items values: ';
+  }
+}
+
 .param-pattern {
   color: $nullable-color;
   white-space: nowrap;
diff --git a/lib/components/JsonSchema/json-schema.html b/lib/components/JsonSchema/json-schema.html
index 295f2d1a..028077a4 100644
--- a/lib/components/JsonSchema/json-schema.html
+++ b/lib/components/JsonSchema/json-schema.html
@@ -17,7 +17,7 @@
   <template ngSwitchCase="trivial">
     <span class="param-wrap">
       <span class="param-type param-type-trivial {{schema.type}}"
-        [ngClass]="{'with-hint': schema._displayTypeHint}"
+        [ngClass]="{'with-hint': schema._displayTypeHint, 'array': _isArray}"
         title="{{schema._displayTypeHint}}">{{schema._displayType}} {{schema._displayFormat}}
         <span class="param-range" *ngIf="schema._range"> {{schema._range}} </span>
       </span>
@@ -45,7 +45,7 @@
     [nestOdd]="!nestOdd" [isRequestSchema]="isRequestSchema"> </json-schema>
   </template>
   <template ngSwitchCase="object">
-    <table class="params-wrap" [ngClass]="{'params-array': schema._isArray}">
+    <table class="params-wrap" [ngClass]="{'params-array': _isArray}">
       <!-- <caption> {{_displayType}} </caption> -->
       <template ngFor [ngForOf]="properties" let-prop="$implicit" let-last="last" [ngForTrackBy]="trackByName">
         <tr class="param" [ngClass]="{'last': last,
diff --git a/lib/components/JsonSchema/json-schema.ts b/lib/components/JsonSchema/json-schema.ts
index 1ad68d8b..317a7860 100644
--- a/lib/components/JsonSchema/json-schema.ts
+++ b/lib/components/JsonSchema/json-schema.ts
@@ -84,6 +84,7 @@ export class JsonSchema extends BaseComponent implements OnInit {
 
     this.schema = this.normalizer.normalize(this.schema, this.normPointer, {resolved: true});
     this.schema = SchemaHelper.unwrapArray(this.schema, this.normPointer);
+    this._isArray = this.schema._isArray;
     this.initDescendants();
     this.preprocessSchema();
   }
diff --git a/lib/components/ParamsList/params-list.html b/lib/components/ParamsList/params-list.html
index 5f6b1a6e..3659042a 100644
--- a/lib/components/ParamsList/params-list.html
+++ b/lib/components/ParamsList/params-list.html
@@ -12,6 +12,9 @@
         </div>
         <div class="param-info">
           <div>
+            <span *ngIf='param.type === "array"' class="param-array-format param-collection-format-{{param.collectionFormat}}">
+              {{param | collectionFormat}}
+            </span>
             <span class="param-type {{param.type}}" [ngClass]="{'with-hint': param._displayTypeHint}"
             title="{{param._displayTypeHint}}"> {{param._displayType}} {{param._displayFormat}}</span>
             <span class="param-range" *ngIf="param._range"> {{param._range}} </span>
diff --git a/lib/components/ParamsList/params-list.scss b/lib/components/ParamsList/params-list.scss
index f7b63f46..239c8c83 100644
--- a/lib/components/ParamsList/params-list.scss
+++ b/lib/components/ParamsList/params-list.scss
@@ -18,6 +18,11 @@ header.paramType {
   text-transform: capitalize;
 }
 
+.param-array-format {
+  color: black;
+  font-weight: 300;
+}
+
 // paramters can't be multilevel so table representation works for it without javascript
 .params-wrap {
   display: table;
diff --git a/lib/components/SchemaSample/schema-sample.ts b/lib/components/SchemaSample/schema-sample.ts
index 74e77366..70de0887 100644
--- a/lib/components/SchemaSample/schema-sample.ts
+++ b/lib/components/SchemaSample/schema-sample.ts
@@ -35,10 +35,11 @@ export class SchemaSample extends BaseComponent implements OnInit {
     let base:any = {};
     let sample;
 
-    // got pointer not directly to the schema but e.g. to response obj
+    // got pointer not directly to the schema but e.g. to the response obj
     if (this.componentSchema.schema) {
       base = this.componentSchema;
       this.componentSchema = this.componentSchema.schema;
+      this.pointer += '/schema';
     }
 
     if (base.examples && base.examples['application/json']) {
@@ -48,7 +49,7 @@ export class SchemaSample extends BaseComponent implements OnInit {
 
       this.componentSchema = this._normalizer.normalize(this.componentSchema, this.pointer);
 
-      let discriminator = this.componentSchema.discriminator || this.componentSchema['x-extendedDiscriminator'];
+      let discriminator = this.componentSchema.discriminator || this.componentSchema['x-discriminatorBasePointer'];
       if (discriminator) {
         let descendants = this.specMgr.findDerivedDefinitions(this.componentSchema._pointer || this.pointer);
         if (descendants.length) {
diff --git a/lib/services/schema-helper.service.ts b/lib/services/schema-helper.service.ts
index d720f772..4f6ad0b3 100644
--- a/lib/services/schema-helper.service.ts
+++ b/lib/services/schema-helper.service.ts
@@ -114,6 +114,7 @@ const injectors = {
       injectTo._displayTypeHint = 'This field may contain data of any type';
       injectTo.isTrivial = true;
       injectTo._widgetType = 'trivial';
+      injectTo._pointer = undefined;
     }
   },
   simpleType: {
@@ -262,8 +263,9 @@ export class SchemaHelper {
   static unwrapArray(schema, pointer) {
     var res = schema;
     if (schema && schema.type === 'array' && !Array.isArray(schema.items)) {
-      let ptr = schema.items._pointer || JsonPointer.join(pointer, ['items']);
-      res = schema.items;
+      let items = schema.items = schema.items || {};
+      let ptr = items._pointer || JsonPointer.join(pointer, ['items']);
+      res = Object.assign({}, items);
       res._isArray = true;
       res._pointer = ptr;
       res = SchemaHelper.unwrapArray(res, ptr);
diff --git a/lib/services/schema-normalizer.service.ts b/lib/services/schema-normalizer.service.ts
index d4041f1d..0cec0de6 100644
--- a/lib/services/schema-normalizer.service.ts
+++ b/lib/services/schema-normalizer.service.ts
@@ -28,7 +28,7 @@ export class SchemaNormalizer {
     if (opts.resolved && !hasPtr) this._dereferencer.visit(ptr);
 
     if (schema['x-redoc-normalized']) return schema;
-    let res = SchemaWalker.walk(schema, ptr, (subSchema, ptr) => {
+      let res = SchemaWalker.walk(schema, ptr, (subSchema, ptr) => {
       let resolved = this._dereferencer.dereference(subSchema, ptr);
       if (resolved.allOf) {
         resolved._pointer = resolved._pointer || ptr;
diff --git a/lib/utils/pipes.ts b/lib/utils/pipes.ts
index ff8dd5e5..89d03b64 100644
--- a/lib/utils/pipes.ts
+++ b/lib/utils/pipes.ts
@@ -116,6 +116,25 @@ export class EncodeURIComponentPipe implements PipeTransform {
   }
 }
 
+const COLLECTION_FORMATS = {
+  csv: 'Comma Separated',
+  ssv: 'Space Separated',
+  tsv: 'Tab Separated',
+  pipes: 'Pipe Separated'
+};
+
+@Pipe({ name: 'collectionFormat' })
+export class CollectionFormatPipe implements PipeTransform {
+  transform(param:any) {
+    let format = param.collectionFormat;
+    if (!format) format = 'csv';
+    if (format === 'multi') {
+      return 'Multiple ' + param.in + ' params of';
+    }
+    return COLLECTION_FORMATS[format];
+  }
+}
+
 export const REDOC_PIPES = [
-  JsonPointerEscapePipe, MarkedPipe, SafePipe, PrismPipe, EncodeURIComponentPipe, JsonFormatter, KeysPipe
+  JsonPointerEscapePipe, MarkedPipe, SafePipe, PrismPipe, EncodeURIComponentPipe, JsonFormatter, KeysPipe, CollectionFormatPipe
 ];
diff --git a/lib/utils/spec-manager.ts b/lib/utils/spec-manager.ts
index caa65f13..5a464de7 100644
--- a/lib/utils/spec-manager.ts
+++ b/lib/utils/spec-manager.ts
@@ -15,6 +15,7 @@ export class SpecManager {
   public spec = new BehaviorSubject<any|null>(null);
   private _instance: any;
   private _url: string;
+  private parser: any;
 
   static instance() {
     return new SpecManager();
@@ -31,7 +32,8 @@ export class SpecManager {
   load(urlOrObject: string|Object) {
     this.schema = null;
     let promise = new Promise((resolve, reject) => {
-      JsonSchemaRefParser.bundle(urlOrObject, {http: {withCredentials: false}})
+      this.parser = new JsonSchemaRefParser();
+      this.parser.bundle(urlOrObject, {http: {withCredentials: false}})
       .then(schema => {
         if (typeof urlOrObject === 'string') {
           this._url = urlOrObject;
@@ -97,9 +99,16 @@ export class SpecManager {
 
   byPointer(pointer) {
     let res = null;
+    if (pointer == undefined) return null;
     try {
       res = JsonPointer.get(this._schema, decodeURIComponent(pointer));
-    } catch(e)  {/*skip*/ }
+    } catch(e)  {
+      // if resolved from outer files simple jsonpointer.get fails to get correct schema
+      if (pointer.charAt(0) !== '#') pointer = '#' + pointer;
+      try {
+        res = this.parser.$refs.get(decodeURIComponent(pointer));
+      } catch(e) { /* skip */ }
+    }
     return res;
   }
 
diff --git a/package.json b/package.json
index 24690f03..ea685788 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "redoc",
   "description": "Swagger-generated API Reference Documentation",
-  "version": "1.5.1",
+  "version": "1.5.2",
   "repository": {
     "type": "git",
     "url": "git://github.com/Rebilly/ReDoc"
@@ -45,13 +45,13 @@
   "author": "Roman Hotsiy",
   "license": "MIT",
   "devDependencies": {
-    "@angular/common": "^2.1.2",
-    "@angular/compiler": "^2.1.2",
-    "@angular/compiler-cli": "^2.1.2",
-    "@angular/core": "^2.1.2",
-    "@angular/platform-browser": "^2.1.2",
-    "@angular/platform-browser-dynamic": "^2.1.2",
-    "@angular/platform-server": "^2.1.2",
+    "@angular/common": "~2.1.2",
+    "@angular/compiler": "~2.1.2",
+    "@angular/compiler-cli": "~2.1.2",
+    "@angular/core": "~2.1.2",
+    "@angular/platform-browser": "~2.1.2",
+    "@angular/platform-browser-dynamic": "~2.1.2",
+    "@angular/platform-server": "~2.1.2",
     "@types/core-js": "^0.9.31",
     "@types/jasmine": "^2.2.32",
     "@types/requirejs": "^2.1.26",
@@ -81,7 +81,7 @@
     "karma-sinon": "^1.0.4",
     "karma-sourcemap-loader": "^0.3.7",
     "karma-webpack": "^1.8.0",
-    "node-sass": "^3.10.1",
+    "node-sass": "^3.11.2",
     "phantomjs-prebuilt": "^2.1.7",
     "protractor": "^4.0.10",
     "raw-loader": "^0.5.1",
@@ -105,7 +105,7 @@
     "hint.css": "^2.3.2",
     "json-pointer": "^0.6.0",
     "json-schema-ref-parser": "^3.1.2",
-    "openapi-sampler": "^0.3.2",
+    "openapi-sampler": "^0.3.3",
     "prismjs": "^1.5.1",
     "remarkable": "^1.6.2",
     "scrollparent": "^1.0.0",
@@ -113,12 +113,12 @@
     "stream-http": "^2.3.1"
   },
   "peerDependencies": {
-    "@angular/common": "^2.1.2",
-    "@angular/compiler": "^2.1.2",
-    "@angular/core": "^2.1.2",
-    "@angular/platform-browser": "^2.1.2",
-    "@angular/platform-browser-dynamic": "^2.1.2",
-    "@angular/platform-server": "^2.1.2",
+    "@angular/common": "~2.1.2",
+    "@angular/compiler": "~2.1.2",
+    "@angular/core": "~2.1.2",
+    "@angular/platform-browser": "~2.1.2",
+    "@angular/platform-browser-dynamic": "~2.1.2",
+    "@angular/platform-server": "~2.1.2",
     "core-js": "^2.4.1",
     "rxjs": "5.0.0-beta.12",
     "zone.js": "^0.6.25"