Various issues with riak-admin changes and search files fixed (#235)

[pjaclark]

• Fixes broken links as a result of riak-admin/riak admin changes

Fixes broken links as a result of riak-admin/riak admin changes

• leveled_ko/so context

leveled_ko/so context, closes #234

• Removes errant search files

Pesky search references that got missed previously have been eliminated. This fixes #225