Update links to external resources

doc/faq.md

@@ -7,7 +7,7 @@ layout: doc.hbs
 
 Certain questions arise more often than others when users ask for help. This
 document tries to list some of the common questions that frequently get asked,
-e.g. on [Stack Overflow](http://stackoverflow.com/questions/tagged/openlayers).
+e.g. on [Stack Overflow](https://stackoverflow.com/questions/tagged/openlayers).
 
 If you think a question (and naturally its answer) should be added here, feel
 free to ping us or to send a pull request enhancing this document.
@@ -198,8 +198,8 @@ for English, `en`, as a mnemonic: East before North.
 So you want to center your map on a certain place on the earth and obviously you
 need to have its coordinates for this. Let's assume you want your map centered
 on Schladming, a beautiful place in Austria. Head over to the wikipedia
-page for [Schladming](http://en.wikipedia.org/wiki/Schladming). In the top-right
-corner there is a link to [GeoHack](http://tools.wmflabs.org/geohack/geohack.php?pagename=Schladming&params=47_23_39_N_13_41_21_E_type:city(4565)_region:AT-6),
+page for [Schladming](https://en.wikipedia.org/wiki/Schladming). In the top-right
+corner there is a link to [GeoHack](https://geohack.toolforge.org/geohack.php?pagename=Schladming&params=47_23_39_N_13_41_21_E_type:city(4565)_region:AT-6),
 which effectively tells you the coordinates are:
 
     WGS84:

doc/index.hbs

@@ -19,4 +19,4 @@ We have put together a document that lists [Frequently Asked Questions (FAQ)](fa
 
 # More questions?
 
-If you cannot find an answer in the documentation or the FAQ, you can search [Stack Overflow](http://stackoverflow.com/questions/tagged/openlayers). If you cannot find an answer there, ask a new question there, using the tag 'openlayers'.
+If you cannot find an answer in the documentation or the FAQ, you can search [Stack Overflow](https://stackoverflow.com/questions/tagged/openlayers). If you cannot find an answer there, ask a new question there, using the tag 'openlayers'.

doc/quickstart.hbs

@@ -78,7 +78,7 @@ The first part is to include the JavaScript library. For the purpose of this tut
   <div id="map" class="map"></div>
 ```
 
-The map in the application is contained in a [`<div>` HTML element](http://en.wikipedia.org/wiki/Span_and_div). Through this `<div>` the map properties like width, height and border can be controlled through CSS. Here's the CSS element used to make the map 400 pixels high and as wide as the browser window.
+The map in the application is contained in a [`<div>` HTML element](https://en.wikipedia.org/wiki/Span_and_div). Through this `<div>` the map properties like width, height and border can be controlled through CSS. Here's the CSS element used to make the map 400 pixels high and as wide as the browser window.
 
 ```xml
   <style>

doc/tutorials/background.md

@@ -19,7 +19,7 @@ OpenLayers is available as [`ol` npm package](https://npmjs.com/package/ol), whi
 
 By default, OpenLayers uses a performance optimized Canvas renderer.
 
-OpenLayers runs on all modern browsers that support [HTML5](https://html.spec.whatwg.org/multipage/) and [ECMAScript 5](http://www.ecma-international.org/ecma-262/5.1/). This includes Chrome, Firefox, Safari and Edge. For older browsers and platforms like Internet Explorer (down to version 9) and Android 4.x, [polyfills](http://polyfill.io), the application bundle needs to be transpiled (e.g. using [Babel](https://babeljs.io)) and bundled with polyfills for `fetch`, `requestAnimationFrame`, `Element.prototype.classList`, `URL`, `TextDecoder` and `Number.isInteger`.
+OpenLayers runs on all modern browsers that support [HTML5](https://html.spec.whatwg.org/multipage/) and [ECMAScript 5](https://262.ecma-international.org/5.1/). This includes Chrome, Firefox, Safari and Edge. For older browsers and platforms like Internet Explorer (down to version 9) and Android 4.x, [polyfills](https://polyfill.io/), the application bundle needs to be transpiled (e.g. using [Babel](https://babeljs.io/)) and bundled with polyfills for `fetch`, `requestAnimationFrame`, `Element.prototype.classList`, `URL`, `TextDecoder` and `Number.isInteger`.
 
 The library is intended for use on both desktop/laptop and mobile devices, and supports pointer and touch interactions.
 

doc/tutorials/raster-reprojection.md

@@ -27,7 +27,7 @@ var map = new Map({
     new TileLayer({
       source: new TileWMS({
         projection: 'EPSG:4326', //HERE IS THE DATA SOURCE PROJECTION
-        url: 'http://demo.boundlessgeo.com/geoserver/wms',
+        url: 'https://ahocevar.com/geoserver/wms',
         params: {
           'LAYERS': 'ne:NE1_HR_LC_SR_W_DR'
         }