Various improvements in snap post (en)

Author: stomar

en/news/_posts/2018-11-08-snap.md

@@ -1,34 +1,35 @@
 ---
 layout: news_post
-title: The official ruby snap is available
+title: The official Ruby snap is available
 author: Hiroshi SHIBATA
 translator:
 date: 2018-11-08 14:58:28 +0000
 lang: en
 ---
 
-We released the official snap package of Ruby language.
+We released the official snap package of the Ruby language.
 
 <https://snapcraft.io/ruby>
 
 Snap is a package system developed by Canonical. It allows you to distribute
 a software with its dependencies for many different Linux systems.
 This solves the problem that a user cannot install the latest Ruby release
-from the default repository of their system like in rpm or apt.
+from the default repository of their system like in `rpm` or `apt`.
 
-On Ubuntu 16.04 or later, you can use Ruby snap with the following command:
+On Ubuntu 16.04 or later, you can install the Ruby snap with the
+following command:
 
 ```
 sudo snap install ruby --classic
 ```
 
 (If you use other Linux distributions, please refer to
-<https://docs.snapcraft.io/installing-snapd/6735>)
+<https://docs.snapcraft.io/installing-snapd/6735>.)
 
 Our snap uses the "channel" feature to release multiple Ruby series
-concurrently. For example, without specifying a channel, 2.5.3 will be
-installed. But if you want to use Ruby 2.4, specify the 2.4 channel
-like the following:
+concurrently. For example, without specifying a channel, currently
+Ruby 2.5.3 will be installed. But if you want to use Ruby 2.4,
+specify the 2.4 channel as follows:
 
 ```
 sudo snap install ruby --classic --channel=2.4/stable
@@ -41,10 +42,11 @@ sudo snap switch ruby --channel=2.3/stable
 sudo snap refresh
 ```
 
-Our snap set `$HOME/.gem` to `GEM_HOME` and `GEM_PATH` environment variable.
-So if you want to execute commands installed by rubygems such as rails and
-rspec without using bundle exec, you have to add the following line to your
-shell rc files (like .bashrc):
+Our snap sets the `GEM_HOME` and `GEM_PATH` environment variables
+to `$HOME/.gem`.
+So if you want to execute commands installed by gems, such as `rails` and
+`rspec`, without using `bundle exec`, you have to add the following line
+to your shell rc files (like `.bashrc`):
 
 ```
 eval `ruby.env`
@@ -54,8 +56,8 @@ Since `$HOME/.gem` is shared by multiple versions, if you switch versions
 and use them, you will need to recompile C extensions using the
 `gem pristine --extensions` command.
 
-The initial version of official Ruby snap has released during
-Snapcraft summit held at Canonical office in London on Nov 6-8th, 2018.
-Any feedbacks are welcomed at <https://github.com/ruby/snap.ruby>.
+The initial version of the official Ruby snap has been released during
+the Snapcraft summit held at the Canonical office in London on Nov 6-8th, 2018.
+Any feedback is welcome at <https://github.com/ruby/snap.ruby>.
 
 Enjoy!