amelia, superhero: for multiple google web fonts, make single request

amelia/bootstrap.css

-@import url('//fonts.googleapis.com/css?family=Lobster');
-
-@import url('//fonts.googleapis.com/css?family=Cabin:400,700');
+@import url('//fonts.googleapis.com/css?family=Lobster|Cabin:400,700');
 /*!
  * Bootstrap v2.2.2
  *

amelia/bootstrap.min.css

-@import url('//fonts.googleapis.com/css?family=Lobster');
-@import url('//fonts.googleapis.com/css?family=Cabin:400,700');
+@import url('//fonts.googleapis.com/css?family=Lobster|Cabin:400,700');
 article,aside,details,figcaption,figure,footer,header,hgroup,nav,section{display:block;}
 audio,canvas,video{display:inline-block;*display:inline;*zoom:1;}
 audio:not([controls]){display:none;}

amelia/bootswatch.less

@@ -6,8 +6,7 @@
 // TYPOGRAPHY
 // -----------------------------------------------------
 
-@import url('//fonts.googleapis.com/css?family=Lobster');
-@import url('//fonts.googleapis.com/css?family=Cabin:400,700');
+@import url('//fonts.googleapis.com/css?family=Lobster|Cabin:400,700');
 
 h6 {
 	color: @textColor;

superhero/bootstrap.css

-@import url(//fonts.googleapis.com/css?family=Oswald);
-
-@import url(//fonts.googleapis.com/css?family=Noticia+Text);
+@import url('//fonts.googleapis.com/css?family=Oswald|Noticia+Text');
 /*!
  * Bootstrap v2.2.2
  *

superhero/bootstrap.min.css

-@import url(//fonts.googleapis.com/css?family=Oswald);
-@import url(//fonts.googleapis.com/css?family=Noticia+Text);
+@import url('//fonts.googleapis.com/css?family=Oswald|Noticia+Text');
 article,aside,details,figcaption,figure,footer,header,hgroup,nav,section{display:block;}
 audio,canvas,video{display:inline-block;*display:inline;*zoom:1;}
 audio:not([controls]){display:none;}

superhero/bootswatch.less

@@ -6,8 +6,7 @@
 // TYPOGRAPHY
 // --------------------------------------------------
 
-@import url(//fonts.googleapis.com/css?family=Oswald);
-@import url(//fonts.googleapis.com/css?family=Noticia+Text);
+@import url('//fonts.googleapis.com/css?family=Oswald|Noticia+Text');
 
 h1 small, h2 small, h3 small, h4 small, h5 small, h6 small, h6 {
 	font-family: @headingsFontFamily;