Fix About me layout in firefox

Signed-off-by: Vineel Kumar Reddy Kovvuri <vineelkumarr@nvidia.com>
Add warning banner for IE

Signed-off-by: Vineel Kumar Reddy Kovvuri <vineelkumarr@nvidia.com>
Added img-thumbnail to project img tags

Signed-off-by: Vineel Kumar Reddy Kovvuri <vineelkumarr@nvidia.com>