AG-1140 - fixed filtering issue where defaultOption was getting ignored when filterOptions also provided.
AG-1140 - fixed filtering issue where defaultOption was getting ignored when filterOptions also provided.

seanlandsman/ag-grid,ceolter/ag-grid,seanlandsman/ag-grid,ceolter/angular-grid,ceolter/ag-grid,ceolter/angular-grid,seanlandsman/ag-grid