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/Disclaimers.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="Disclaimers.html">Disclaimers</a>
 </p></div>
@@ -44,4 +44,4 @@ THE AUTHOR(S), OWNER(S), PUBLISHER(S), AND ADMINISTRATOR(S) OF THIS WEBSITE (AND
  OTHER PARTY FOR ANY DAMAGES, INCLUDING, BUT NOT LIMITED TO, ANY DIRECT, INDIRECT, GENERAL, SPECIAL, INCIDENTAL, PUNITIVE, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, ANY LOSSES SUSTAINED BY YOU OR THIRD PARTIES, PROCUREMENT OF SUBSTITUTE
  SERVICES, OR BUSINESS INTERRUPTION), WHETHER IN CONTRACT, STRICT LIABILITY, TORT (INCLUDING NEGLIGENCE) OR OTHERWISE, ARISING OUT OF ANY USE OF THIS WEBSITE (OR ASSOCIATED WEBSITES/SERVERS) OR THE CONTENT THEREOF OR OF ANY THIRD-PARTY WEBSITE LINKED IN ANY
  WAY FROM THIS WEBSITE (OR FROM ASSOCIATED WEBSITES), EVEN IF SUCH DAMAGES (OR THE POSSIBILITY OF SUCH DAMAGES) ARE/WERE PREDICTABLE OR KNOWN TO ANY AUTHOR, OWNER, PUBLISHER, ADMINISTRATOR, OR ANY OTHER PARTY.</div>
-</div><div class="ClearBoth"></div></body></html>
+</div><div class="ClearBoth"></div></body></html>