<MaterialTable
                        columns={columns}
                        data={this.state.data}
                        icons={{
                            Add:()=><AddTaskButton onClick={()=>{}}/>
                        }}
                        actions={[
                            {
                                icon:this.renderImportButton,
                                isFreeAction:true
                            }
                        ]}
                        editable={{
                            onRowAdd: newData => this.onRowAdd(newData)
                        }}
                    />