Update for 2015 country files #2980
Trend lines were not extented far enough #2980

In the case of Czech Republic, Improved + shared the line did not
expend until 2015 as it should have. This was due to improperly
computed min regression. A null value would override the actual min
regression, preventing extending the line.
Geoname had wrong name #2980
Some valid rules were reported as invalid #2980
Add global interface for discussions #2981
Dicussion notification via email #2981
Simplify email template to be mobile friendly #2973
Modify HeadScript to filter by extention #2909

Job done to allow components templates in /htdocs/js folder but not including those .phtml files as script on header include
Add angular-tree-control #2909
Update benchmark to work on mac #2909
Update filter model, controller and repository to return tree flat or hierarchic #2909
Update new gims-filter directive using tree and modal #2909
Update the new directive use on all templates #2909
If filter had no thematic threw an error
Rule panel did not open instantaneously #2907

This was because we were not in Angular cycle and digest were
not consistently done, leading to inconsistent behavior for opening
timing
List of filter values is available for both context #2907
Show filter color for list of values #2907
Highlight cells used in formula #2907
Also color token using 'current' syntax #2907
Avoid to select multiple filters when retrieved from url #2909