Change crowdfunding Bountysource to OpenCollective.

Backers.md

@@ -11,12 +11,12 @@ If you like this project and see its potential, you can help!
 Thanks,
 Boostnote maintainers.
 
-### >> [Support via BountySource](https://salt.bountysource.com/teams/boostnote)
+### >> [Support via OpenCollective](https://opencollective.com/boostnoteio)
 
 ---
 
 ## Backers
-[Kazz](https://twitter.com/kazup_bot) - $55
+[Kazz](https://twitter.com/kazup_bot) - $65
 
 Intense Raiden - $45
 

browser/main/modals/PreferencesModal/Crowdfunding.js

@@ -36,7 +36,7 @@ class Crowdfunding extends React.Component {
         <p>Boostnote maintainers.</p>
         <br />
         <button styleName='cf-link'>
-          <a href='https://salt.bountysource.com/teams/boostnote' onClick={(e) => this.handleLinkClick(e)}>Support via Bountysource</a>
+          <a href='https://opencollective.com/boostnoteio' onClick={(e) => this.handleLinkClick(e)}>Support via OpenCollective</a>
         </button>
       </div>
     )

browser/main/modals/PreferencesModal/InfoTab.js

@@ -74,7 +74,7 @@ class InfoTab extends React.Component {
             >Boostnote Shop</a> : Products are shipped to all over the world 🌏
           </li>
           <li>
-            <a href='https://salt.bountysource.com/teams/boostnote'
+            <a href='https://opencollective.com/boostnoteio'
               onClick={(e) => this.handleLinkClick(e)}
             >Crowdfunding</a> : Thank you for your support 🎉
           </li>

readme.md

@@ -27,7 +27,7 @@ Let's talk about Boostnote! <br>
 ## More Information
 * [Website](https://boostnote.io)
 * [10hz](https://boostnote.io/team/) : Boostnote for the creative hacker teams. Share your markdown notes and snippets instantly with your team. **We will release it at October!** 🏃💨
-* [Support us via Bountysource](https://salt.bountysource.com/teams/boostnote) : Thank you for your support 🎉
+* [Support us via OpenCollective](https://opencollective.com/boostnoteio) : Thank you for your support 🎉
 * [Development](https://github.com/BoostIO/Boostnote/blob/master/docs/build.md) : Development configurations for Boostnote 🚀
 * Copyright (C) 2017 Maisin&Co.