Do not let globally set scss-lint IdSelectors affect display of errors in other files.

src/styles/Makefile.am

@@ -46,4 +46,6 @@ styleshint:
 
 styleslint:
 	@if [ "$(SCSS_LINT)" = "" ]; then echo "Command 'scss-lint' not found, required when linting styles"; exit 1; fi
-	$(SCSS_LINT) -c scss.yml
+	@echo "Please be patient, this takes a while..."
+	@files=`find . -not -path "*/libs/*" -name "*.scss"|sort -u`; \
+	for f in $$files; do $(SCSS_LINT) -c scss.yml $$f; done

src/styles/scss.yml

@@ -1,7 +1,3 @@
-scss_files: "**/*.scss"
-
-exclude: "libs/**"
-
 linters:
   BangFormat:
     enabled: true