Updated css linter. Fixed scss bugs. Ignore Known Properties error because is a known fallback issue required by browsers but still could give us nice information about bad code practices

app/styles/dependencies/typography.scss

@@ -59,14 +59,14 @@ h1 {
         &:last-child {
             flex-shrink: 0;
         }
-        &.project-name {
-            display: inline-block;
-            max-width: 60%;
-        }
-        &.project-name-short {
-            display: inline-block;
-            max-width: 40%;
-        }
+    }
+    .project-name {
+        display: inline-block;
+        max-width: 60%;
+    }
+    .project-name-short {
+        display: inline-block;
+        max-width: 40%;
     }
     .green {
         color: $green-taiga;

app/styles/modules/common/history.scss

@@ -147,7 +147,7 @@ a.show-more-comments {
     }
     .username {
         color: $green-taiga;
-        margin-bottom: 0.5rem;
+        margin-bottom: .5rem;
     }
     .activity-user {
         @include table-flex-child(1, 50px, 0);
@@ -182,7 +182,7 @@ a.show-more-comments {
     }
 
     .wysiwyg {
-        margin-bottom: 0px;
+        margin-bottom: 0;
     }
 
     &.activity {

app/styles/modules/user-settings/user-profile.scss

@@ -53,9 +53,9 @@
     }
     fieldset {
         margin-bottom: 1rem;
-        &.submit {
-            margin-top: 2rem;
-        }
+    }
+    .submit {
+        margin-top: 2rem;
     }
     label {
         @extend %title;

package.json

@@ -28,7 +28,7 @@
     "gulp-compass": "^1.1.9",
     "gulp-concat": "^2.1.7",
     "gulp-connect": "^2.0.5",
-    "gulp-csslint": "^0.1.3",
+    "gulp-csslint": "^0.1.5",
     "gulp-filesize": "0.0.6",
     "gulp-if": "0.0.5",
     "gulp-imagemin": "^0.5.0",