Remove lastActivy and generated this metrics from GetDiffs functions.
Merge branch 'master' of https://github.com/VizGrimoire/VizGrimoireR
Added tendencies to SCR
Fixed how pending global is computed.
EvolReviewsPendingChanges returns no metrics if changes does not include new, merged, abandoned events.
Removed not valid comment anymore
Fix error #34: agg and evol data functions ready
Fix GetPercentageDiff when negative values are provided.
Added pending and time to review per repository
Fixed pending repositories (and countries and countries for the future) analysis.

Conflicts:
	vizgrimoire/R/SCR.R
Improved version with debug and one section option. Refactored code.
Merge branch 'master' into issue-25
Fix error introduced in GetCompaniesSCRName
Fix error introduced in GetCompaniesSCRName
Added study name (rep,cou,com,dom) suffix to JSON files to avoid name collisions.
Add GetDiffFilesDays function
Add GetDiffLinesDays function
Improving data in the main html page for the dashboard.
Still not working...
Merge branch 'master' into issue-25
Add GetDiffOpenedDays function