refactor: organize codebase and remove redundant files

- Removed all backup/duplicate files
- Removed test files from root
- Consolidated documentation to /docs/
- Moved scripts to /scripts/
- Renamed f_* directories (removed prefix)
- Organized icons and assets
- Removed unused vendor directories
- Cleaned up redundant config files

app_scripts/shared/swiper/core/classes/addClasses.js

@@ -0,0 +1,50 @@
+function prepareClasses(entries, prefix) {
+  const resultClasses = [];
+  entries.forEach(item => {
+    if (typeof item === 'object') {
+      Object.keys(item).forEach(classNames => {
+        if (item[classNames]) {
+          resultClasses.push(prefix + classNames);
+        }
+      });
+    } else if (typeof item === 'string') {
+      resultClasses.push(prefix + item);
+    }
+  });
+  return resultClasses;
+}
+export default function addClasses() {
+  const swiper = this;
+  const {
+    classNames,
+    params,
+    rtl,
+    el,
+    device
+  } = swiper;
+  // prettier-ignore
+  const suffixes = prepareClasses(['initialized', params.direction, {
+    'free-mode': swiper.params.freeMode && params.freeMode.enabled
+  }, {
+    'autoheight': params.autoHeight
+  }, {
+    'rtl': rtl
+  }, {
+    'grid': params.grid && params.grid.rows > 1
+  }, {
+    'grid-column': params.grid && params.grid.rows > 1 && params.grid.fill === 'column'
+  }, {
+    'android': device.android
+  }, {
+    'ios': device.ios
+  }, {
+    'css-mode': params.cssMode
+  }, {
+    'centered': params.cssMode && params.centeredSlides
+  }, {
+    'watch-progress': params.watchSlidesProgress
+  }], params.containerModifierClass);
+  classNames.push(...suffixes);
+  el.classList.add(...classNames);
+  swiper.emitContainerClasses();
+}

app_scripts/shared/swiper/core/classes/index.js

@@ -0,0 +1,6 @@
+import addClasses from './addClasses.js';
+import removeClasses from './removeClasses.js';
+export default {
+  addClasses,
+  removeClasses
+};

app_scripts/shared/swiper/core/classes/removeClasses.js

@@ -0,0 +1,9 @@
+export default function removeClasses() {
+  const swiper = this;
+  const {
+    el,
+    classNames
+  } = swiper;
+  el.classList.remove(...classNames);
+  swiper.emitContainerClasses();
+}