big documentation update - all public functions and classes are documented now

src/Util/UndoManager.js

@@ -64,7 +64,15 @@ function applyReverseOperation (y, scope, reverseBuffer) {
   return performedUndo
 }
 
+/**
+ * Saves a history of locally applied operations. The UndoManager handles the
+ * undoing and redoing of locally created changes.
+ */
 export default class UndoManager {
+  /**
+   * @param {YType} scope The scope on which to listen for changes.
+   * @param {Object} options Optionally provided configuration.
+   */
   constructor (scope, options = {}) {
     this.options = options
     options.captureTimeout = options.captureTimeout == null ? 500 : options.captureTimeout
@@ -101,12 +109,20 @@ export default class UndoManager {
       }
     })
   }
+
+  /**
+   * Undo the last locally created change.
+   */
   undo () {
     this._undoing = true
     const performedUndo = applyReverseOperation(this.y, this._scope, this._undoBuffer)
     this._undoing = false
     return performedUndo
   }
+
+  /**
+   * Redo the last locally created change.
+   */
   redo () {
     this._redoing = true
     const performedRedo = applyReverseOperation(this.y, this._scope, this._redoBuffer)