docs(*): validating some comments for typedoc export

Closes #3183

Author: Aleksandyr

projects/igniteui-angular/src/lib/buttonGroup/buttonGroup.component.ts

@@ -280,7 +280,6 @@ export class IgxButtonGroupComponent extends DisplayDensityBase implements After
 
     /**
      * Selects a button by its index.
-     * @memberOf {@link IgxButtonGroupComponent}
      *```typescript
      *@ViewChild("MyChild")
      *private buttonG: IgxButtonGroupComponent;
@@ -289,6 +288,7 @@ export class IgxButtonGroupComponent extends DisplayDensityBase implements After
      *    this.cdr.detectChanges();
      *}
      *```
+     * @memberOf {@link IgxButtonGroupComponent}
      */
     public selectButton(index: number) {
         if (index >= this.buttons.length || index < 0) {
@@ -327,7 +327,6 @@ export class IgxButtonGroupComponent extends DisplayDensityBase implements After
 
     /**
      * Deselects a button by its index.
-     * @memberOf {@link IgxButtonGroupComponent}
      * ```typescript
      *@ViewChild("MyChild")
      *private buttonG: IgxButtonGroupComponent;
@@ -336,6 +335,7 @@ export class IgxButtonGroupComponent extends DisplayDensityBase implements After
      *    this.cdr.detectChanges();
      *}
      * ```
+     * @memberOf {@link IgxButtonGroupComponent}
      */
     public deselectButton(index: number) {
         if (index >= this.buttons.length || index < 0) {

projects/igniteui-angular/src/lib/grids/column.component.ts

@@ -612,7 +612,7 @@ export class IgxColumnComponent implements AfterContentInit {
     /**
      * Gets the column `sortStrategy`.
      * ```typescript
-     * let sortStrategy = this.column.sortStrategy'
+     * let sortStrategy = this.column.sortStrategy
      * ```
      * @memberof IgxColumnComponent
      */
@@ -624,10 +624,7 @@ export class IgxColumnComponent implements AfterContentInit {
      * Sets the column `sortStrategy`.
      * ```typescript
      * this.column.sortStrategy = new CustomSortingStrategy().
-     *
-     * class CustomSortingStrategy extends SortingStrategy {
-     * ...
-     * }
+     * class CustomSortingStrategy extends SortingStrategy {...}
      * ```
      * @memberof IgxColumnComponent
      */
@@ -1536,7 +1533,6 @@ export class IgxColumnComponent implements AfterContentInit {
      * Autosize the column to the longest currently visible cell value, including the header cell.
      * ```typescript
      * @ViewChild('grid') grid: IgxGridComponent;
-     *
      * let column = this.grid.columnList.filter(c => c.field === 'ID')[0];
      * column.autosize();
      * ```

projects/igniteui-angular/src/lib/grids/grid-base.component.ts

@@ -525,10 +525,14 @@ export abstract class IgxGridBaseComponent extends DisplayDensityBase implements
 
     /**
      * Sets the current page index.
+     * ```html
      * <igx-grid #grid [data]="Data" [paging]="true" [page]="5" [autoGenerate]="true"></igx-grid>
-     *
+     *```
      * Two-way data binding.
+     * ```html
      * <igx-grid #grid [data]="Data" [paging]="true" [(page)]="model.page" [autoGenerate]="true"></igx-grid>
+     * ```
+	 * @memberof IgxGridBaseComponent
      */
     set page(val: number) {
         if (val === this._page || val < 0 || val > this.totalPages - 1) {
@@ -2252,7 +2256,8 @@ export abstract class IgxGridBaseComponent extends DisplayDensityBase implements
      * for the built-in column hiding UI of the`IgxColumnComponent`.
      * ```typescript
      * const hiddenColText = this.grid.hiddenColumnsText;
-     * ``
+     * ```
+	 * @memberof IgxGridBaseComponent
      */
     @WatchChanges()
     @Input()
@@ -4138,7 +4143,7 @@ export abstract class IgxGridBaseComponent extends DisplayDensityBase implements
      * Returns how many times the grid contains the string.
      * ```typescript
      * this.grid.findPrev("financial");
-     * ````
+     * ```
      * @param text the string to search.
      * @param caseSensitive optionally, if the search should be case sensitive (defaults to false).
      * @param exactMatch optionally, if the text should match the entire value (defaults to false).

projects/igniteui-angular/src/lib/grids/grid/grid.component.ts

@@ -422,7 +422,6 @@ export class IgxGridComponent extends IgxGridBaseComponent implements IGridDataB
      * <igx-grid [dropAreaTemplate]="dropAreaRef">
      *      <igx-column [groupable]="true" field="ID"></igx-column>
      * </igx-grid>
-     *
      * <ng-template #myDropArea>
      *      <span> Custom drop area! </span>
      * </ng-template>