update manifest

Manifest.txt

@@ -5,27 +5,19 @@ Manifest.txt
 README.md
 Rakefile
 bin/heel
-data/css/coderay-alpha.css
-data/css/coderay-cycnus.css
-data/css/coderay-murphy.css
 data/css/error.css
-data/css/index.css
+data/css/pico.min.css
+data/css/syntax-highlighting.css
 data/error.rhtml
-data/famfamfam/icons/application.png
-data/famfamfam/icons/compress.png
-data/famfamfam/icons/error.png
-data/famfamfam/icons/folder.png
-data/famfamfam/icons/html.png
-data/famfamfam/icons/page_excel.png
-data/famfamfam/icons/page_white.png
-data/famfamfam/icons/page_white_acrobat.png
-data/famfamfam/icons/page_white_code.png
-data/famfamfam/icons/page_white_powerpoint.png
-data/famfamfam/icons/page_white_text.png
-data/famfamfam/icons/picture.png
-data/famfamfam/icons/xhtml.png
-data/famfamfam/readme.html
-data/famfamfam/readme.txt
+data/lineicons/code-browser.svg
+data/lineicons/file.svg
+data/lineicons/folder-alt.svg
+data/lineicons/html5.svg
+data/lineicons/image.svg
+data/lineicons/pdf.svg
+data/lineicons/presentation.svg
+data/lineicons/word.svg
+data/lineicons/zip.svg
 data/listing.rhtml
 lib/heel.rb
 lib/heel/configuration.rb