* grafana/master:
Fixed type issues introduced by adding angular types
Typescript noAny fixes, start of a long journey
Updated code stats collection
Updated path to new script
POC on collecting metrics in ci process
renamed default variables: s -> sm, m -> md, l -> lg
removed gf-form-margin variable and replaced with space- variables where it was used
heatmap: able to hide buckets with zero value #12080
s -> sm, m -> md, l -> lg
heatmap: fix prometheus buckets sorting, closes#15637
s -> sm, m -> md, l -> lg
removed headings-margin-bottom variable
remove kbn test
Added scopedVars argument in datasourceSrv.get in DataPanel
Refactoring of multi-value datasource PR #15812
fixed minor misstake with dashboard padding
removed -margin, replaced with new general variables
added new space variables to margins in AddPanelWidget, add_data_source, dashboard_settings and sidemenu
added new variables for spacing, set margins in _cards with new variables
Make datasource variables multiselect and dashboard repeatable
* grafana/master:
fix(explore/logs) not collapsing whitespace (#15737)
Refactoring / fixing password hint PR #15868
chore: Move sidemenu out of context service and use the logic we have in the router already for hiding the sidemenu
Fix deduplication results displaying wrong data (#15755)
Revert "Fix Datasource Update to no User/Password"
fix imageurl in notification test
changed all rems to pixels in defaults and template, changed back root font size
Make password hint configurable from settings/defaults.ini
changed root font to 100%(default 16px), changed font-size from px to rem, updated rem sizes in template and default.ts files, removed display classes and variables since not used, removed lead class and variables since not usedremoved serif font since not used and probably never should be used
fix: Update test snapshot
fix: Logo goes Home instead of toggling side menu #15482Fix: #14706 Incorrect index pattern padding in alerting queries
Removed commented code
Fixed alias in Cloudwatch Expressions
