Modifies the Makefile to use local npm install **when available**

The change introduced in 5bd8cdca was:

  - partial, as not all the command were translated
  - preventing the use of a global npm installation

Makefile

@@ -3,6 +3,7 @@ BOOTSTRAP_LESS = ./less/bootstrap.less
 DATE=$(shell date +%I:%M%p)
 CHECK=\033[32m✔\033[39m
 HR=\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#\#
+PATH := ./node_modules/.bin:$(PATH)
 
 
 #
@@ -18,7 +19,7 @@ build:
 	@jshint js/tests/unit/*.js --config js/.jshintrc
 	@echo "             ${CHECK} Done"
 	@printf "Compiling LESS with Recess..."
-	@./node_modules/.bin/recess --compile ${BOOTSTRAP_LESS} > ${BOOTSTRAP}
+	@recess --compile ${BOOTSTRAP_LESS} > ${BOOTSTRAP}
 	@echo "               ${CHECK} Done"
 	@printf "Compiling documentation..."
 	@node docs/build
@@ -28,7 +29,7 @@ build:
 	@echo "                  ${CHECK} Done"
 	@printf "Compiling and minifying javascript..."
 	@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 > docs/assets/js/bootstrap.js
-	@./node_modules/.bin/uglifyjs -nc docs/assets/js/bootstrap.js > docs/assets/js/bootstrap.min.tmp.js
+	@uglifyjs -nc docs/assets/js/bootstrap.js > docs/assets/js/bootstrap.min.tmp.js
 	@echo "/**\n* Bootstrap.js v2.3.0 by @fat & @mdo\n* Copyright 2012 Twitter, Inc.\n* http://www.apache.org/licenses/LICENSE-2.0.txt\n*/" > docs/assets/js/copyright.js
 	@cat docs/assets/js/copyright.js docs/assets/js/bootstrap.min.tmp.js > docs/assets/js/bootstrap.min.js
 	@rm docs/assets/js/copyright.js docs/assets/js/bootstrap.min.tmp.js
@@ -44,8 +45,8 @@ build:
 #
 
 test:
-	./node_modules/.bin/jshint js/*.js --config js/.jshintrc
-	./node_modules/.bin/jshint js/tests/unit/*.js --config js/.jshintrc
+	jshint js/*.js --config js/.jshintrc
+	jshint js/tests/unit/*.js --config js/.jshintrc
 	node js/tests/server.js &
 	phantomjs js/tests/phantom.js "http://localhost:3000/js/tests"
 	kill -9 `cat js/tests/pid.txt`
@@ -74,7 +75,7 @@ bootstrap-js: bootstrap/js/*.js
 bootstrap/js/*.js: js/*.js
 	mkdir -p bootstrap/js
 	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
-	./node_modules/.bin/uglifyjs -nc bootstrap/js/bootstrap.js > bootstrap/js/bootstrap.min.tmp.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
 	cat bootstrap/js/copyright.js bootstrap/js/bootstrap.min.tmp.js > bootstrap/js/bootstrap.min.js
 	rm bootstrap/js/copyright.js bootstrap/js/bootstrap.min.tmp.js