Add bower installation instructions
Remove unnecessary '.htaccess' file

It was left over from the HTML5 boilerplate.
Remove old TODO
Merge user-provided columnDefs with defaults

We have to first merge defaults.columnDefs and opts.columnDefs as
arrays before calling $.extend, or else opts.columnDefs would override
the default value (instead of merging with it)
Remove 'Due Diligence Type" from list of columns

Kiva no longer returns data for this field.