[skip ci]

ref #11280

For some reason, the url parse does not fail anymore for curly
braces. Add a colon in the first segment to make sure the url
parse fails.

Avoid panic when GF_DATABASE_URL contains illegal chars

Graphpanel Edit fix for IE11

fixed alignment in search + fixed issue ie popup

sidemenu fix for internet explorer 11, 

styled login page for ie11

Fix for tabbed-view btn in light theme

changed variable for tabbed close btn hover, and changed text-strong variable for lighttheme, removed commented out variable

Fixes #11455

how run-script works: https://docs.npmjs.com/cli/run-script

docs: fix some typos in dashboard docs

Fix #10555 #6888 Backslash in Prometheus variables

Prior this commit, C:\bar was escaped C:\\\bar. Should be C:\\\\bar.

Signed-off-by: Julien Pivotto <roidelapluie@inuits.eu>

closes #11281

Fixed typo in upgrading.md

Line 26: 'you' to 'your' in "make a backup of you 'grafana.db'"

tech: migrates to none deprecated mail lib

Support IPv6 in Auth proxy white list

Default value for uploading images in alert notifiers

Clarified formatting multiple values doc

alert: fixes broken link back to grafana

dashboard: allow alerts to be saved for new/provisioned dashboards