Minor cleanup of the repo (#822)

* *: source files should not be executable

* *: make sure files have final newline

* *: remove BOM from text files

* translations: unify headers

* *: fix typos

* *: trim excess whitespace

doc/html/Hibernation File.html

@@ -10,7 +10,7 @@
 </head>
 <body>
 
-<div>                      
+<div>
 <a href="https://www.veracrypt.fr/en/Home.html"><img src="VeraCrypt128x128.png" alt="VeraCrypt"/></a>
 </div>
 
@@ -27,7 +27,7 @@
 
 <div>
 <p>
-<a href="Documentation.html">Documentation</a>           
+<a href="Documentation.html">Documentation</a>
 <img src="arrow_right.gif" alt=">>" style="margin-top: 5px">
 <a href="Security%20Requirements%20and%20Precautions.html">Security Requirements and Precautions</a>
 <img src="arrow_right.gif" alt=">>" style="margin-top: 5px">
@@ -64,4 +64,4 @@ Note that when Windows enters Sleep mode, it may be actually configured to enter
  of Windows. VeraCrypt has used this API and therefore is able to safely encrypt hibernation files under Windows Vista and later versions of Windows. Therefore, if you use Windows XP/2003 and want the hibernation file to be safely encrypted, we strongly recommend
  that you upgrade to Windows Vista or later.</p>
 </div>
-</div><div class="ClearBoth"></div></body></html>
+</div><div class="ClearBoth"></div></body></html>