diff --git a/.cmds b/.cmds
index c66dd8e86..2c2abb842 100644
--- a/.cmds
+++ b/.cmds
@@ -4,6 +4,7 @@ tx pull -a
 
 # dependencies checker
 npm-check --skip-unused --save-exact
+npm-dedupe
 
 # dependencies locker
 npm shrinkwrap --dev
diff --git a/gulpfile.js b/gulpfile.js
index 675f23181..016da8d09 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -316,18 +316,18 @@ gulp.task('css:social', function() {
 });
 
 gulp.task('css:main:min', ['css:main'], function() {
-	var csso = require('gulp-csso');
+	var cleanCss = require('gulp-clean-css');
 	return gulp.src(cfg.paths.staticCSS + cfg.paths.css.main.name)
-		.pipe(csso())
+		.pipe(cleanCss())
 		.pipe(rename({suffix: '.min'}))
 		.pipe(eol('\n', true))
 		.pipe(gulp.dest(cfg.paths.staticCSS));
 });
 
 gulp.task('css:social:min', ['css:social'], function() {
-	var csso = require('gulp-csso');
+	var cleanCss = require('gulp-clean-css');
 	return gulp.src(cfg.paths.staticCSS + cfg.paths.css.social.name)
-		.pipe(csso())
+		.pipe(cleanCss())
 		.pipe(rename({suffix: '.min'}))
 		.pipe(eol('\n', true))
 		.pipe(gulp.dest(cfg.paths.staticCSS));
diff --git a/npm-shrinkwrap.json b/npm-shrinkwrap.json
index e82c8da88..f75bc6072 100644
--- a/npm-shrinkwrap.json
+++ b/npm-shrinkwrap.json
@@ -212,6 +212,11 @@
           "version": "1.0.0",
           "from": "path-exists@>=1.0.0 <2.0.0",
           "resolved": "https://registry.npmjs.org/path-exists/-/path-exists-1.0.0.tgz"
+        },
+        "source-map": {
+          "version": "0.5.6",
+          "from": "source-map@>=0.5.0 <0.6.0",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.6.tgz"
         }
       }
     },
@@ -223,7 +228,14 @@
     "babel-generator": {
       "version": "6.14.0",
       "from": "babel-generator@>=6.14.0 <7.0.0",
-      "resolved": "https://registry.npmjs.org/babel-generator/-/babel-generator-6.14.0.tgz"
+      "resolved": "https://registry.npmjs.org/babel-generator/-/babel-generator-6.14.0.tgz",
+      "dependencies": {
+        "source-map": {
+          "version": "0.5.6",
+          "from": "source-map@>=0.5.0 <0.6.0",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.6.tgz"
+        }
+      }
     },
     "babel-helper-bindify-decorators": {
       "version": "6.8.0",
@@ -751,6 +763,18 @@
       "from": "buffer-xor@>=1.0.2 <2.0.0",
       "resolved": "https://registry.npmjs.org/buffer-xor/-/buffer-xor-1.0.3.tgz"
     },
+    "bufferstreams": {
+      "version": "1.0.1",
+      "from": "bufferstreams@1.0.1",
+      "resolved": "https://registry.npmjs.org/bufferstreams/-/bufferstreams-1.0.1.tgz",
+      "dependencies": {
+        "readable-stream": {
+          "version": "1.1.14",
+          "from": "readable-stream@>=1.0.33 <2.0.0",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.1.14.tgz"
+        }
+      }
+    },
     "builtin-modules": {
       "version": "1.1.1",
       "from": "builtin-modules@>=1.0.0 <2.0.0",
@@ -821,16 +845,16 @@
       "from": "circular-json@>=0.3.0 <0.4.0",
       "resolved": "https://registry.npmjs.org/circular-json/-/circular-json-0.3.1.tgz"
     },
-    "clap": {
-      "version": "1.1.1",
-      "from": "clap@>=1.0.9 <2.0.0",
-      "resolved": "https://registry.npmjs.org/clap/-/clap-1.1.1.tgz"
-    },
     "classnames": {
       "version": "2.2.5",
       "from": "classnames@>=2.2.5 <3.0.0",
       "resolved": "https://registry.npmjs.org/classnames/-/classnames-2.2.5.tgz"
     },
+    "clean-css": {
+      "version": "3.4.19",
+      "from": "clean-css@>=3.4.12 <4.0.0",
+      "resolved": "https://registry.npmjs.org/clean-css/-/clean-css-3.4.19.tgz"
+    },
     "cli-boxes": {
       "version": "1.0.0",
       "from": "cli-boxes@>=1.0.0 <2.0.0",
@@ -905,6 +929,11 @@
       "from": "combined-stream@>=0.0.4 <0.1.0",
       "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-0.0.7.tgz"
     },
+    "commander": {
+      "version": "2.8.1",
+      "from": "commander@>=2.8.0 <2.9.0",
+      "resolved": "https://registry.npmjs.org/commander/-/commander-2.8.1.tgz"
+    },
     "concat-map": {
       "version": "0.0.1",
       "from": "concat-map@0.0.1",
@@ -940,7 +969,14 @@
     "concat-with-sourcemaps": {
       "version": "1.0.4",
       "from": "concat-with-sourcemaps@*",
-      "resolved": "https://registry.npmjs.org/concat-with-sourcemaps/-/concat-with-sourcemaps-1.0.4.tgz"
+      "resolved": "https://registry.npmjs.org/concat-with-sourcemaps/-/concat-with-sourcemaps-1.0.4.tgz",
+      "dependencies": {
+        "source-map": {
+          "version": "0.5.6",
+          "from": "source-map@>=0.5.1 <0.6.0",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.6.tgz"
+        }
+      }
     },
     "configstore": {
       "version": "2.0.0",
@@ -1007,11 +1043,6 @@
       "from": "crypto-browserify@>=3.11.0 <4.0.0",
       "resolved": "https://registry.npmjs.org/crypto-browserify/-/crypto-browserify-3.11.0.tgz"
     },
-    "csso": {
-      "version": "2.2.1",
-      "from": "csso@>=2.0.0 <3.0.0",
-      "resolved": "https://registry.npmjs.org/csso/-/csso-2.2.1.tgz"
-    },
     "currently-unhandled": {
       "version": "0.4.1",
       "from": "currently-unhandled@>=0.4.1 <0.5.0",
@@ -1139,7 +1170,14 @@
     "duplexer2": {
       "version": "0.0.2",
       "from": "duplexer2@0.0.2",
-      "resolved": "https://registry.npmjs.org/duplexer2/-/duplexer2-0.0.2.tgz"
+      "resolved": "https://registry.npmjs.org/duplexer2/-/duplexer2-0.0.2.tgz",
+      "dependencies": {
+        "readable-stream": {
+          "version": "1.1.14",
+          "from": "readable-stream@>=1.1.9 <1.2.0",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.1.14.tgz"
+        }
+      }
     },
     "duplexify": {
       "version": "3.4.5",
@@ -1688,6 +1726,11 @@
       "from": "graceful-fs@>=4.1.2 <5.0.0",
       "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.1.6.tgz"
     },
+    "graceful-readlink": {
+      "version": "1.0.1",
+      "from": "graceful-readlink@>=1.0.0",
+      "resolved": "https://registry.npmjs.org/graceful-readlink/-/graceful-readlink-1.0.1.tgz"
+    },
     "growly": {
       "version": "1.3.0",
       "from": "growly@>=1.2.0 <2.0.0",
@@ -1732,6 +1775,11 @@
         }
       }
     },
+    "gulp-clean-css": {
+      "version": "2.0.12",
+      "from": "gulp-clean-css@2.0.12",
+      "resolved": "https://registry.npmjs.org/gulp-clean-css/-/gulp-clean-css-2.0.12.tgz"
+    },
     "gulp-concat-util": {
       "version": "0.5.5",
       "from": "gulp-concat-util@>=0.5.5 <0.6.0",
@@ -1744,11 +1792,6 @@
         }
       }
     },
-    "gulp-csso": {
-      "version": "2.0.0",
-      "from": "gulp-csso@*",
-      "resolved": "https://registry.npmjs.org/gulp-csso/-/gulp-csso-2.0.0.tgz"
-    },
     "gulp-eol": {
       "version": "0.1.2",
       "from": "gulp-eol@>=0.1.2 <0.2.0",
@@ -2073,7 +2116,14 @@
         "uglify-js": {
           "version": "2.7.0",
           "from": "uglify-js@2.7.0",
-          "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-2.7.0.tgz"
+          "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-2.7.0.tgz",
+          "dependencies": {
+            "source-map": {
+              "version": "0.5.6",
+              "from": "source-map@>=0.5.1 <0.6.0",
+              "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.6.tgz"
+            }
+          }
         }
       }
     },
@@ -2578,7 +2628,14 @@
     "less": {
       "version": "2.7.1",
       "from": "less@>=2.6.0 <3.0.0",
-      "resolved": "https://registry.npmjs.org/less/-/less-2.7.1.tgz"
+      "resolved": "https://registry.npmjs.org/less/-/less-2.7.1.tgz",
+      "dependencies": {
+        "source-map": {
+          "version": "0.5.6",
+          "from": "source-map@>=0.5.3 <0.6.0",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.6.tgz"
+        }
+      }
     },
     "levn": {
       "version": "0.3.0",
@@ -2769,6 +2826,11 @@
       "from": "lodash.assignwith@>=4.0.7 <5.0.0",
       "resolved": "https://registry.npmjs.org/lodash.assignwith/-/lodash.assignwith-4.2.0.tgz"
     },
+    "lodash.clonedeep": {
+      "version": "3.0.2",
+      "from": "lodash.clonedeep@>=3.0.0 <4.0.0",
+      "resolved": "https://registry.npmjs.org/lodash.clonedeep/-/lodash.clonedeep-3.0.2.tgz"
+    },
     "lodash.defaults": {
       "version": "2.4.1",
       "from": "lodash.defaults@>=2.4.1 <3.0.0",
@@ -3137,14 +3199,7 @@
     "node-notifier": {
       "version": "4.6.1",
       "from": "node-notifier@4.6.1",
-      "resolved": "https://registry.npmjs.org/node-notifier/-/node-notifier-4.6.1.tgz",
-      "dependencies": {
-        "lodash.clonedeep": {
-          "version": "3.0.2",
-          "from": "lodash.clonedeep@>=3.0.0 <4.0.0",
-          "resolved": "https://registry.npmjs.org/lodash.clonedeep/-/lodash.clonedeep-3.0.2.tgz"
-        }
-      }
+      "resolved": "https://registry.npmjs.org/node-notifier/-/node-notifier-4.6.1.tgz"
     },
     "node-status-codes": {
       "version": "1.0.0",
@@ -3156,6 +3211,11 @@
       "from": "node.extend@>=1.1.3 <2.0.0",
       "resolved": "https://registry.npmjs.org/node.extend/-/node.extend-1.1.5.tgz"
     },
+    "nopt": {
+      "version": "1.0.10",
+      "from": "nopt@>=1.0.10 <1.1.0",
+      "resolved": "https://registry.npmjs.org/nopt/-/nopt-1.0.10.tgz"
+    },
     "normalize-package-data": {
       "version": "2.3.5",
       "from": "normalize-package-data@>=2.3.4 <3.0.0",
@@ -3401,6 +3461,11 @@
       "from": "postcss@>=5.0.4 <6.0.0",
       "resolved": "https://registry.npmjs.org/postcss/-/postcss-5.1.2.tgz",
       "dependencies": {
+        "source-map": {
+          "version": "0.5.6",
+          "from": "source-map@>=0.5.6 <0.6.0",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.6.tgz"
+        },
         "supports-color": {
           "version": "3.1.2",
           "from": "supports-color@>=3.1.2 <4.0.0",
@@ -3570,9 +3635,16 @@
       "resolved": "https://registry.npmjs.org/read-pkg-up/-/read-pkg-up-1.0.1.tgz"
     },
     "readable-stream": {
-      "version": "1.1.14",
-      "from": "readable-stream@>=1.1.9 <1.2.0",
-      "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.1.14.tgz"
+      "version": "2.1.5",
+      "from": "readable-stream@>=2.1.4 <3.0.0",
+      "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.1.5.tgz",
+      "dependencies": {
+        "isarray": {
+          "version": "1.0.0",
+          "from": "isarray@>=1.0.0 <1.1.0",
+          "resolved": "https://registry.npmjs.org/isarray/-/isarray-1.0.0.tgz"
+        }
+      }
     },
     "readdirp": {
       "version": "2.1.0",
@@ -3842,9 +3914,9 @@
       "resolved": "https://registry.npmjs.org/sigmund/-/sigmund-1.0.1.tgz"
     },
     "signal-exit": {
-      "version": "3.0.0",
+      "version": "3.0.1",
       "from": "signal-exit@>=3.0.0 <4.0.0",
-      "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.0.tgz"
+      "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.1.tgz"
     },
     "simplestatemanager": {
       "version": "3.2.0",
@@ -3877,9 +3949,9 @@
       "resolved": "https://registry.npmjs.org/source-list-map/-/source-list-map-0.1.6.tgz"
     },
     "source-map": {
-      "version": "0.5.6",
-      "from": "source-map@>=0.5.1 <0.6.0",
-      "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.6.tgz"
+      "version": "0.4.4",
+      "from": "source-map@>=0.4.0 <0.5.0",
+      "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.4.4.tgz"
     },
     "source-map-support": {
       "version": "0.2.10",
@@ -4132,19 +4204,7 @@
         "readable-stream": {
           "version": "2.0.6",
           "from": "readable-stream@>=2.0.0 <2.1.0",
-          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.0.6.tgz",
-          "dependencies": {
-            "process-nextick-args": {
-              "version": "1.0.7",
-              "from": "process-nextick-args@>=1.0.6 <1.1.0",
-              "resolved": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-1.0.7.tgz"
-            },
-            "util-deprecate": {
-              "version": "1.0.2",
-              "from": "util-deprecate@>=1.0.1 <1.1.0",
-              "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz"
-            }
-          }
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.0.6.tgz"
         }
       }
     },
@@ -4186,14 +4246,7 @@
     "touch": {
       "version": "1.0.0",
       "from": "touch@>=1.0.0 <2.0.0",
-      "resolved": "https://registry.npmjs.org/touch/-/touch-1.0.0.tgz",
-      "dependencies": {
-        "nopt": {
-          "version": "1.0.10",
-          "from": "nopt@>=1.0.10 <1.1.0",
-          "resolved": "https://registry.npmjs.org/nopt/-/nopt-1.0.10.tgz"
-        }
-      }
+      "resolved": "https://registry.npmjs.org/touch/-/touch-1.0.0.tgz"
     },
     "tough-cookie": {
       "version": "2.3.1",
@@ -4272,7 +4325,14 @@
     "uglify-js": {
       "version": "2.7.3",
       "from": "uglify-js@>=2.6.0 <3.0.0",
-      "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-2.7.3.tgz"
+      "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-2.7.3.tgz",
+      "dependencies": {
+        "source-map": {
+          "version": "0.5.6",
+          "from": "source-map@>=0.5.1 <0.6.0",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.6.tgz"
+        }
+      }
     },
     "uglify-save-license": {
       "version": "0.4.1",
@@ -4373,6 +4433,11 @@
       "from": "vinyl@>=0.5.0 <0.6.0",
       "resolved": "https://registry.npmjs.org/vinyl/-/vinyl-0.5.3.tgz"
     },
+    "vinyl-bufferstream": {
+      "version": "1.0.1",
+      "from": "vinyl-bufferstream@>=1.0.1 <2.0.0",
+      "resolved": "https://registry.npmjs.org/vinyl-bufferstream/-/vinyl-bufferstream-1.0.1.tgz"
+    },
     "vinyl-fs": {
       "version": "0.3.14",
       "from": "vinyl-fs@>=0.3.0 <0.4.0",
@@ -4413,7 +4478,14 @@
     "vinyl-sourcemaps-apply": {
       "version": "0.2.1",
       "from": "vinyl-sourcemaps-apply@>=0.2.0 <0.3.0",
-      "resolved": "https://registry.npmjs.org/vinyl-sourcemaps-apply/-/vinyl-sourcemaps-apply-0.2.1.tgz"
+      "resolved": "https://registry.npmjs.org/vinyl-sourcemaps-apply/-/vinyl-sourcemaps-apply-0.2.1.tgz",
+      "dependencies": {
+        "source-map": {
+          "version": "0.5.6",
+          "from": "source-map@>=0.5.1 <0.6.0",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.6.tgz"
+        }
+      }
     },
     "vm-browserify": {
       "version": "0.0.4",
@@ -4452,6 +4524,11 @@
           "from": "camelcase@>=1.0.2 <2.0.0",
           "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-1.2.1.tgz"
         },
+        "source-map": {
+          "version": "0.5.6",
+          "from": "source-map@>=0.5.3 <0.6.0",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.6.tgz"
+        },
         "supports-color": {
           "version": "3.1.2",
           "from": "supports-color@>=3.1.0 <4.0.0",
@@ -4501,7 +4578,14 @@
     "webpack-sources": {
       "version": "0.1.2",
       "from": "webpack-sources@>=0.1.0 <0.2.0",
-      "resolved": "https://registry.npmjs.org/webpack-sources/-/webpack-sources-0.1.2.tgz"
+      "resolved": "https://registry.npmjs.org/webpack-sources/-/webpack-sources-0.1.2.tgz",
+      "dependencies": {
+        "source-map": {
+          "version": "0.5.6",
+          "from": "source-map@>=0.5.3 <0.6.0",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.6.tgz"
+        }
+      }
     },
     "websocket-driver": {
       "version": "0.6.5",
diff --git a/package.json b/package.json
index b67159f4c..1f5a23dfe 100644
--- a/package.json
+++ b/package.json
@@ -65,8 +65,8 @@
     "gulp": "^3.9.1",
     "gulp-autoprefixer": "^3.1.1",
     "gulp-cached": "^1.1.0",
+    "gulp-clean-css": "^2.0.12",
     "gulp-concat-util": "^0.5.5",
-    "gulp-csso": "^2.0.0",
     "gulp-eol": "^0.1.2",
     "gulp-eslint": "^3.0.1",
     "gulp-filter": "^4.0.0",