fix(templating): fixed issue with  value being shown instead of it's text representation, fixes #5172

fix(templating): fixed issue with detecting data source variable in other template variable definition, fixes #5165

closes #5167

fix(templating): fixed issue with nested template variables and multi select, the child variable selection state is now updated like single select variables, so if none matches the first option is selected, fixes #4861

fix(panel span): fixed issue setting panel span while in fullscren and also an issue when changing repeat variable while in fullscreen view, fixes #4957

fix(dashboard timepicker): fixed issue with time picker and UTC when reading time from url, fixes #5078

Fixed minor typo s/seperate/separate/

Fixed small typo in help text

* Fixed Opentsdb Alias issue

* Fixed Opentsdb query editor

closes #5024

closes #5005

When refactoring y-axies for graph panel these
was forgotten and which caused the graphite datasource
to send invalid data.

closes #5025