message: Fixed ng build
diff: @@ -2,6 +2,11 @@ import { Component, Input, OnChanges, QueryList, SimpleChanges, ViewChildren } f
  import { PerfectScrollbarDirective as ScrollbarDirective } from 'ngx-perfect-scrollbar';
  import { MapperTreeNode } from '../models/mapper-treenode.model';
  +interface FunctionHelp {
  + description?: string;
  + example?: string;
  +}
  +
  @Component({
  selector: 'flogo-mapper-function-details',
  templateUrl: 'function-details.component.html',
  @@ -9,7 +14,8 @@ import { MapperTreeNode } from '../models/mapper-treenode.model';
  })
  export class FunctionDetailsComponent implements OnChanges {
  @Input() name: string;
  - @Input() help: MapperTreeNode;
  + // todo: fix wrong interface coming from wi
  + @Input() help: FunctionHelp;
  @ViewChildren(ScrollbarDirective) scrollbars: QueryList<ScrollbarDirective>;
  removeEndLine(str) {
  