Remove lib-cov artifacts

Makefile

@@ -7,19 +7,6 @@ test:
 
 .PHONY: test
 
-coverage:
-	@rm -rf lib-cov
-	@jscoverage lib lib-cov
-	@COVERAGE=1 ./node_modules/.bin/mocha \
-        --require ./test/common \
-        --reporter html-cov \
-				./documentation/**/*.md \
-				./test/**/*.js \
-				> lib-cov/index.html
-	@echo "Coverage report has been generated to lib-cov/index.html"
-
-.PHONY: coverage
-
 test-browser:
 	@./node_modules/.bin/serve .
 

test/common.js

@@ -1,9 +1,7 @@
 /* global unexpected:true , ko:true, unexpectedKnockout:true */
 /* exported ko */
 ko = require('knockout');
-unexpectedKnockout = process.env.COVERAGE
-  ? require('../lib-cov/unexpected-knockout')
-  : require('../lib/unexpected-knockout');
+unexpectedKnockout = require('../lib/unexpected-knockout');
 unexpected = require('unexpected')
   .clone()
   .installPlugin(unexpectedKnockout);