fix typos (#1673)

README.md

@@ -78,7 +78,7 @@ Head over to the **interactive playground** at [codesandbox](https://codesandbox
 
 - **Simplicity:** no need to change your webpack configuration or add additional babel transpilers, just use create-react-app and go.
 - **Production ready** we know there are more needs for production than just doing i18n on the clientside, so we offer wider support on [serverside](https://www.i18next.com/overview/supported-frameworks) too (nodejs, php, ruby, .net, ...). **Learn once - translate everywhere**.
-- **Beyond i18n** comes with [locize](https://locize.com) bridging the gap between developement and translations - covering the whole translation process.
+- **Beyond i18n** comes with [locize](https://locize.com) bridging the gap between development and translations - covering the whole translation process.
 
 ![ecosystem](https://raw.githubusercontent.com/i18next/i18next/master/assets/i18next-ecosystem.jpg)
 
@@ -178,6 +178,6 @@ Needing a translation management? Want to edit your translations with an InConte
 
 ![locize](https://locize.com/img/ads/github_locize.png)
 
-With using [locize](http://locize.com/?utm_source=react_i18next_readme&utm_medium=github) you directly support the future of i18next and react-i18next.
+By using [locize](http://locize.com/?utm_source=react_i18next_readme&utm_medium=github) you directly support the future of i18next and react-i18next.
 
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