Add RSSExtension extension

A loadable module version of the Robust Statistics Segmenter module
Updated PerkTutor extension: Moved extension to "Training" category.
Merge pull request #428 from mholden8/update-PerkTutor

Updated PerkTutor extension: Moved extension to "Training" category.
Update Reporting

Fixes addressing failing dashboard tests

https://github.com/fedorov/Reporting/compare/bce75...86017
Merge pull request #430 from fedorov/update-Reporting

Update Reporting
update RSS commit version
Add RSS Extension
ENH: Updated DataStore.s4ext file
Merge pull request #437 from charles-marion/update-DataStore

ENH: Updated DataStore.s4ext file
Merge pull request #436 from ikolesov/update-KSlice

Update k slice

Compare link is https://github.com/pkarasev3/kslice/compare/8dda953...0e191e5
BUG: fix a compilation error on Mac
Merge branch 'add-RSSExtension' of github.com:gaoyi/ExtensionsIndex into add-RSSExtension

Conflicts:
	RSSExtension.s4ext
Merge pull request #439 from gaoyi/add-RSSExtension

Add rss extension - Mac build error should be fixed
fix error in cmake