Overview/Chart Linear and Date scales.
Merge branch 'feature/visualisations' into feature/angular
ensure no string value y axis for column charts
Overview screen Charts scroll with offset limit.
Merge branch 'feature/visualisations' into feature/angular
Models updated for new db tables, function names changed to make more sense in tablestocharts, validation methods being changed
Merge branch 'feature/visualisations' of codebasehq.com:playgen/celar/datacon into feature/visualisations
Chart views are now partial templates. Overview loader cache.
Merge branch 'feature/angular' into feature/visualisations
Fix to getnewcorrelated to generate correlations
Merge branch 'feature/visualisations' of codebasehq.com:playgen/celar/datacon into feature/visualisations
Overview screen correlated API.
Merge branch 'feature/angular' into feature/visualisations
Line chart range.
Added functions and apis to get validated charts (single and correlated) and to draw single correlated charts
Merge branch 'feature/visualisations' of codebasehq.com:playgen/celar/datacon into feature/visualisations
Reworked validation to reference new tables and to include ranking observations
Line Chart Range bars.
Merge branch 'feature/angular' into feature/visualisations

Conflicts:
	src/dataplay/tablestocharts.go
Line Charts with Range on 'Chart' screen.