Re-organize GitLab css into 2 directories: framework and page specific css

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

app/assets/stylesheets/application.scss

@@ -11,18 +11,10 @@
  *= require cal-heatmap
 */
-
-@import "base/fonts";
-@import "base/variables";
-@import "base/mixins";
-@import "base/layout";
-
-
 /**
- * Customized Twitter bootstrap
+ * GitLab UI framework
  */
-@import 'base/gl_variables';
-@import 'base/gl_bootstrap';
+@import "framework";
 /**
  * NProgress load bar css
@@ -32,24 +24,12 @@
 /**
  * Font icons
- *
  */
 @import "font-awesome";
-/**
- * UI themes:
- */
-@import "themes/**/*";
-
-/**
- * Generic css (forms, nav etc):
- */
-@import "generic/**/*";
-
 /**
  * Page specific styles (issues, projects etc):
  */
-
 @import "pages/**/*";
 /**
@@ -61,9 +41,3 @@
  * Styles for JS behaviors.
  */
 @import "behaviors.scss";
-
-/**
- * CI specific styles:
- */
-@import "ci/**/*";
-

app/assets/stylesheets/framework.scss

+@import "framework/fonts";
+@import "framework/variables";
+@import "framework/mixins";
+@import "framework/layout";
+@import 'framework/gl_variables';
+@import 'framework/gl_bootstrap';
+@import "framework/avatar.scss";
+@import "framework/blocks.scss";
+@import "framework/buttons.scss";
+@import "framework/calendar.scss";
+@import "framework/callout.scss";
+@import "framework/common.scss";
+@import "framework/files.scss";
+@import "framework/filters.scss";
+@import "framework/flash.scss";
+@import "framework/forms.scss";
+@import "framework/gfm.scss";
+@import "framework/gitlab-theme.scss";
+@import "framework/header.scss";
+@import "framework/highlight.scss";
+@import "framework/issue_box.scss";
+@import "framework/jquery.scss";
+@import "framework/lists.scss";
+@import "framework/markdown_area.scss";
+@import "framework/mobile.scss";
+@import "framework/pagination.scss";
+@import "framework/selects.scss";
+@import "framework/sidebar.scss";
+@import "framework/tables.scss";
+@import "framework/timeline.scss";
+@import "framework/typography.scss";
+@import "framework/zen.scss";