setColumnTitle^{(index: Number|String, value: String, [side: String])}

Update column title text.

• index- Number|String. Column order/column data index.
• value - String.
  New value.
• side - String.
  Side of column: left, center, right

Example: index - String

var grid = new FancyGrid({
  ...
...
grid.setColumnTitle('age', 35);

Example: index - Number

var grid = new FancyGrid({
  ...
...
grid.setColumnTitle(1, 'Column');

Example: locked side

var grid = new FancyGrid({
  ...
...
grid.setColumnTitle(1, 'Column', 'left');