move translation to crowdin (#8596)

options/locale/locale_en-US.ini

@@ -1,5 +1,3 @@
-app_desc = A painless, self-hosted Git service
-
 home = Home
 dashboard = Dashboard
 explore = Explore
@@ -75,6 +73,17 @@ write = Write
 preview = Preview
 loading = Loading…
 
+[startpage]
+app_desc = A painless, self-hosted Git service
+install = Easy to install
+install_desc = Simply <a target="_blank" rel="noopener noreferrer" href="https://docs.gitea.io/en-us/install-from-binary/">run the binary</a> for your platform. Or ship Gitea with <a target="_blank" rel="noopener noreferrer" href="https://github.com/go-gitea/gitea/tree/master/docker">Docker</a> or <a target="_blank" rel="noopener noreferrer" href="https://github.com/alvaroaleman/ansible-gitea/blob/master/Vagrantfile">Vagrant</a>, or get it <a target="_blank" rel="noopener noreferrer" href="https://docs.gitea.io/en-us/install-from-package/">packaged</a>.
+platform = Cross-platform
+platform_desc = Gitea runs anywhere <a target="_blank" rel="noopener noreferrer" href="http://golang.org/">Go</a> can compile for: Windows, macOS, Linux, ARM, etc. Choose the one you love!
+lightweight = Lightweight
+lightweight_desc = Gitea has low minimal requirements and can run on an inexpensive Raspberry Pi. Save your machine energy!
+license = Open Source
+license_desc = Go get <a target="_blank" rel="noopener noreferrer" href="https://code.gitea.io/gitea">code.gitea.io/gitea</a>! Join us by <a target="_blank" rel="noopener noreferrer" href="https://github.com/go-gitea/gitea">contributing</a> to make this project even better. Don't be shy to be a contributor!
+
 [install]
 install = Installation
 title = Initial Configuration