fix(docs): Howtos documentation corrections and updates

markdown/dev/howtos/git/editing-content-on-github/en.md

@@ -1,5 +1,5 @@
 ---
-title: Editing freesewing content on GitHub
+title: Editing FreeSewing content on GitHub
 ---
 
 ## Introduction
@@ -7,7 +7,7 @@ title: Editing freesewing content on GitHub
 This 'How to' is designed to help get you started editing content using the
 [GitHub website](https://github.com/freesewing).
 
-GitHub stores a lot of Freesewing content, it allows anyone to suggest
+GitHub stores a lot of FreeSewing content, it allows anyone to suggest
 edits, and helps the contributors to review and implement approved changes.
 
 If you are new to GitHub, you will need to [create an
@@ -41,7 +41,7 @@ but this guide should be enough to help you get started.
 
 ## Fork the repository
 
-- On GitHub.com, navigate to the freesewing
+- On GitHub.com, navigate to the FreeSewing
   [repository](https://github.com/freesewing/freesewing)
 - In the top-right corner of the page, click **Fork**
 ![Fork button](fork_button.png)

markdown/dev/howtos/git/en.md

@@ -3,8 +3,8 @@ title: Common git challenges
 ---
 
 Git is a distributed version control system originally created by
-Linus Torvalds (of linux fame).
-Much like Linux itself, git is immensly powerful yet can be intimidating
+Linus Torvalds (of Linux fame).
+Much like Linux itself, git is immensely powerful yet can be intimidating
 at first.
 
 Below are some common challenges when working with FreeSewing code in git: