single CSS file for all css, including responsive

Makefile

 BOOTSTRAP = ./docs/assets/css/bootstrap.css
 BOOTSTRAP_LESS = ./less/bootstrap.less
-BOOTSTRAP_RESPONSIVE = ./docs/assets/css/bootstrap-responsive.css
-BOOTSTRAP_RESPONSIVE_LESS = ./less/responsive.less
 DATE=$(shell date +%I:%M%p)
 CHECK=\033[32m✔\033[39m
 HR=\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#
@@ -19,7 +17,6 @@ build:
 	@jshint js/tests/unit/*.js --config js/.jshintrc
 	@echo "Running JSHint on javascript...             ${CHECK} Done"
 	@recess --compile ${BOOTSTRAP_LESS} > ${BOOTSTRAP}
-	@recess --compile ${BOOTSTRAP_RESPONSIVE_LESS} > ${BOOTSTRAP_RESPONSIVE}
 	@echo "Compiling LESS with Recess...               ${CHECK} Done"
 	@node docs/build
 	@cp img/* docs/assets/img/
@@ -69,8 +66,6 @@ bootstrap:
 	cp img/* bootstrap/img/
 	recess --compile ${BOOTSTRAP_LESS} > bootstrap/css/bootstrap.css
 	recess --compress ${BOOTSTRAP_LESS} > bootstrap/css/bootstrap.min.css
-	recess --compile ${BOOTSTRAP_RESPONSIVE_LESS} > bootstrap/css/bootstrap-responsive.css
-	recess --compress ${BOOTSTRAP_RESPONSIVE_LESS} > bootstrap/css/bootstrap-responsive.min.css
 	cat js/bootstrap-transition.js js/bootstrap-alert.js js/bootstrap-button.js js/bootstrap-carousel.js js/bootstrap-collapse.js js/bootstrap-dropdown.js js/bootstrap-modal.js js/bootstrap-tooltip.js js/bootstrap-popover.js js/bootstrap-scrollspy.js js/bootstrap-tab.js js/bootstrap-typeahead.js js/bootstrap-affix.js > bootstrap/js/bootstrap.js
 	uglifyjs -nc bootstrap/js/bootstrap.js > bootstrap/js/bootstrap.min.tmp.js
 	echo "/*!\n* Bootstrap.js by @fat & @mdo\n* Copyright 2012 Twitter, Inc.\n* http://www.apache.org/licenses/LICENSE-2.0.txt\n*/" > bootstrap/js/copyright.js

less/bootstrap.less

@@ -61,3 +61,29 @@
 
 // Utility classes
 @import "utilities.less"; // Has to be last to override when necessary
+
+
+
+// Responsive
+// -------------------------------------------------------------
+
+// Responsive utility classes
+@import "responsive-utilities.less";
+
+
+// Media queries
+// ------------------
+
+// Large desktops
+@import "responsive-1200px-min.less";
+
+// Tablets to regular desktops
+@import "responsive-768px-979px.less";
+
+// Phones to portrait tablets and narrow desktops
+@import "responsive-767px-max.less";
+
+
+// Responsive navbar
+// From 979px and below, show a button to toggle navbar contents
+@import "responsive-navbar.less";