Add accent color, email subjects, MD+DOCX outputs, update README

misc/footer.html

@@ -43,7 +43,7 @@
             text-align: left;
         }}
         .footer a {{
-            color: #333;
+            color: {accent_color};
             transition: color 0.3s ease;
         }}
         .footer a:hover {{
@@ -79,7 +79,7 @@
             font-size: 24px;
         }}
         .brand-icon a:hover, .brand-icon a:focus {{
-            background-color: #50AF31;
+            background-color: {accent_color};
             transform: scale(1.1);
             text-decoration: none;
         }}
@@ -98,11 +98,11 @@
 
 <div class="footer">
     <div class="foot-text">
-        <h2 style="font-weight: bold; color: #7C6DA0;">Disclaimer</h2>
+        <h2 style="font-weight: bold; color: {accent_color};">Disclaimer</h2>
 	<p>The transcription completed by this application may contain errors.</p>
 	<p>Users must take care to review transcripts before circulating to ensure that they are error-free and complete.</p>
 	<p>The transcripts produced by this application do not replace a court reporter's transcription. The transcripts completed by this application are for the user's convenience only.</p>
-        <h2 style="font-weight: bold; color: #7C6DA0;">Data retention</h2>
+        <h2 style="font-weight: bold; color: {accent_color};">Data retention</h2>
 	<p>Audio or video files uploaded to this application are only retained for the time that it takes to complete the transcription. All transcripts are deleted after they are transmitted to the user.</p>
     </div>
     <div class="brand-section">