Fixed #78, removed cssnano

Author: Ivan Demidov

gulpfile.babel.js

@@ -3,7 +3,6 @@ import postcss from 'gulp-postcss';
 import rename from 'gulp-rename';
 import ghPages from 'gulp-gh-pages';
 import pkg from './package.json';
-import cssnano from 'gulp-cssnano';
 import csso from 'gulp-csso';
 import shell from 'gulp-shell';
 
@@ -69,7 +68,6 @@ gulp.task('pss', ['test'],() => {
 		.pipe(rename({ extname: '.css' }))
 		.pipe(gulp.dest('./dist/css/'))
 		.pipe(gulp.dest('./docs/dist/css/'))
-		.pipe(cssnano())
 		.pipe(csso())
 		.pipe(rename({ extname: '.min.css' }))
 		.pipe(gulp.dest('./dist/css/'))

package.json

@@ -32,7 +32,6 @@
     "babel-register": "^6.5.2",
     "doiuse": "^2.2.2",
     "gulp": "^3.9.1",
-    "gulp-cssnano": "^2.1.1",
     "gulp-csso": "^1.0.1",
     "gulp-gh-pages": "^0.5.4",
     "gulp-postcss": "^6.1.0",