Add initial implementation of Simple Gantt chart and sample names list

- Created index.html for the Gantt chart with sample tasks and configurations.
- Added styles for the Gantt chart and linked necessary CSS and JS files.
- Introduced a names.txt file containing a list of names for potential use in the application.

libraries/Simple-Gant-master/names.txt

@@ -0,0 +1,20 @@
+"Bernadette Young",
+"Robert Davis",
+"Elena Reyes",
+"Evelyn Goodrich",
+"Remi Hakimi",
+"Asmara Tewolde",
+"Cristina Schwarzer",
+"Anna Grimsdottir",
+"Thomas Zotov",
+"Arthur Maclean",
+"Mauricio Mirella",
+"Anthony Foccacia",
+"Mark Waugh",
+"Urbain Leverrier",
+"John Adams",
+"Chris Davis", 
+"Rania Ali",
+"Spiro Agnew",
+"Diana Frost",
+"David Nixon",