Enhance modal code

web/app/templates/modals/analysis_init.html.j2

-<!-- Analysis init modal. User feedback showing that the analysis session is
-loading. -->
-
+<!-- Analysis init modal. User feedback showing that the analysis session is loading. -->
 <div class="modal no-autoinit" id="analysis-init-modal">
   <div class="modal-content">
     <h4>Initializing your corpus analysis session...</h4>
@@ -14,4 +12,4 @@ loading. -->
     </div>
     <p id="analysis-init-error" class="hide red-text"></p>
   </div>
-</div>
\ No newline at end of file
+</div>

web/app/templates/modals/context_modal.html.j2

 <!-- Modal showing detailed context info for one match. -->
-
 <div id="context-modal" class="modal">
   <div class="modal-content">
     <form>
@@ -73,4 +72,4 @@
     </a>
     <a href="#!" class="modal-close waves-effect waves-light red btn">Close</a>
   </div>
-</div>
\ No newline at end of file
+</div>

web/app/templates/modals/export_query_results.html.j2

-<!-- Export query results modal. Allos the user to download the results in
-different file formats. WIP -->
-
+<!-- Export query results modal. Allos the user to download the results in different file formats. WIP -->
 <div id="query-results-download-modal"
      class="modal modal-fixed-footer no-autoinit">
   <div class="modal-content">
@@ -51,4 +49,4 @@ different file formats. WIP -->
   <div class="modal-footer">
     <a href="#!" class="modal-close waves-effect waves-light red btn">Close</a>
   </div>
-</div>
\ No newline at end of file
+</div>

web/app/templates/modals/show_corpus_files.html.j2

-<!-- Modal showing the corpus files for the current query results including
-title ant match count per corpus file. -->
-
+<!-- Modal showing the corpus files for the current query results including title ant match count per corpus file. -->
 <div id="show-corpus-files-modal" class="modal bottom-sheet">
   <div class="container">
     <div class="row">

web/app/templates/modals/show_metadata.html.j2

-<!-- Modal showing the meta data for the current query results or the imported
-results -->
-
+<!-- Modal showing the meta data for the current query results or the imported results -->
 <div id="meta-data-modal" class="modal bottom-sheet">
   <div class="container">
     <div class="row">

web/app/templates/modals/show_text_details.html.j2

-<!-- Modal to show all metadata of one text/corpus file. Used in conjunction
-with the show_meta_data.html.j2 template.-->
-
+<!-- Modal to show all metadata of one text/corpus file. Used in conjunction with the show_meta_data.html.j2 template.-->
 <div id="modal-text-details" class="modal modal-fixed-footer">
   <div class="modal-content">
     <h4>Bibliographic data</h4>
@@ -9,4 +7,4 @@ with the show_meta_data.html.j2 template.-->
   <div class="modal-footer">
     <a href="#!" class="modal-close waves-effect waves-green red btn">Close</a>
   </div>
-</div>
\ No newline at end of file
+</div>