Fixed rule about selector-pseudo-element-colon-notation. Now psudo elements must be with double colon

Author: benatespina

CHANGELOG.md

@@ -6,6 +6,7 @@ To get the diff for a specific change, go to https://github.com/LIN3S/CS/commit/
 To get the diff between two versions, go to https://github.com/LIN3S/CS/compare/v0.5.0...v0.6.0
 
 * 0.6.2
+    * Fixed rule about "selector-pseudo-element-colon-notation". Now psudo elements must be with double colon.
     * Improved Readme's prerequisites section.
     * Fixed bug related with the ESLint v4.0 configuration file.
 * 0.6.1

src/LIN3S/CS/.stylelintrc.js.dist

@@ -100,6 +100,7 @@ module.exports = {
     "selector-list-comma-newline-after": "always",
     "selector-list-comma-space-before": "never",
     "selector-pseudo-element-case": "lower",
+    "selector-pseudo-element-colon-notation": "double",
     "selector-pseudo-class-case": "lower",
     "selector-type-case": "lower",
     "string-no-newline": true,