Update to v1.6.26

Release 1.6.25 (#348)

* Remove the double uri encoding in Filter service. (#343)

* Change version to v1.6.25-alpha

* Fix rounding issue relative mode timepicker (#346)

* Change version to v1.6.25-alpha

* Remove time unit rounding in the relative mode of time picker.

* Update README.
Changed the version number to 1.6.25.

Release 1.6.24 (#339)

* Fix a bug in Filter panel where we cannot add more than one filter by clicking the plus icon.

* Allowing the Terms panel to have a horizontal bar chart + Sankey fix (#338)

* Release 1.6.24
Update README.

* Delete files in dist folder that accidentally got included.

* Sankey hover/highlight effect + Force diagram numerical node names fix (#340)

* D3 Sankey hover/highlight effect

* Force diagram numerical node names fix

* Change DEBUG to false.

* Update README

Update README

Update dist files