- bootstrap: v4.0.0-beta -> v4.0.0.beta.2

- popper: v1.11.0 -> v1.12.3

views/layout.pug

@@ -4,8 +4,7 @@ html
 		meta(charset="utf-8")
 		meta(name="viewport", content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=0, shrink-to-fit=no")
 		
-		//link(rel="stylesheet", href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css")
-		link(rel="stylesheet", href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta/css/bootstrap.min.css", integrity="sha384-/Y6pD6FV/Vv2HJnA6t+vslU6fwYXjCFtcEpHbNJ0lyAFsXTsjBbfaDjzALeQsN6M", crossorigin="anonymous")
+		link(rel="stylesheet", href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta.2/css/bootstrap.min.css", integrity="sha384-PsH8R72JQ3SOdhVi3uxftmaW6Vc51MKb0q5P2rRUpPvrszuE4W1povHYgTpBfshb", crossorigin="anonymous")
 		link(rel="stylesheet", href="https://netdna.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css")
 		link(rel="stylesheet", href="https://fonts.googleapis.com/css?family=Lato|Open+Sans")
 		link(rel="stylesheet", href="//cdnjs.cloudflare.com/ajax/libs/highlight.js/9.12.0/styles/default.min.css")
@@ -48,7 +47,7 @@ html
 			div(style="margin-bottom: 30px;")
 		
 		script(src="https://code.jquery.com/jquery-3.2.1.min.js", integrity="sha256-hwg4gsxgFZhOsEEamdOYGBf13FyQuiTwlAQgxVSNgt4=", crossorigin="anonymous")
-		script(src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.11.0/umd/popper.min.js", integrity="sha384-b/U6ypiBEHpOf/4+1nzFpr53nxSS+GLCkfwBdFNTxtclqqenISfwAzpKaMNFNmj4", crossorigin="anonymous")
+		script(src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.3/umd/popper.min.js", integrity="sha384-vFJXuSJphROIrBnz7yo7oB41mKfc8JzQZiCq4NCceLEaO4IHwicKwpJf9c9IpFgh", crossorigin="anonymous")
 		script(src="https://cdnjs.cloudflare.com/ajax/libs/tether/1.4.0/js/tether.min.js", integrity="sha384-DztdAPBWPRXSA/3eYEEUWrWCy7G5KFbe8fFjk5JAIxUYHKkDx6Qin1DkWx51bBrb", crossorigin="anonymous")
 		script(src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta/js/bootstrap.min.js", integrity="sha384-h0AbiXch4ZDo7tp9hKZ4TsHbi047NrKGLO3SEJAg45jXxnGIfYzk4Si90RDIqNm1", crossorigin="anonymous")