Added RiakIndexGetOptions to house new pagination functionality.
Moved IndexGet in IRiakBatchClient and RiakClient to use RiakIndexGexOptions.
Updated unit tests that use bucket_GUID to clean up their shit.
Updated release notes with currently implemented features (#127, #126, #125).
Added IndexGetOptions to contain pagination (#127), streaming (#129), and continuations (#127)
Cleaned up reading bucket properties in several live tests.