* feat: map GF_INSTALL_PLUGINS to use preinstall plugins feature
* ref: process GF_INSTALL_PLUGINS as sync install
* fix: check GF_INSTALL_PLUGINS_FORCE in the docker run
* ref: use preinstall_sync for GF_INSTALL_PLUGINS
* ref: logs and deprecation msg for GF_INSTALL_PLUGINS
* chore: deprecated log formatting
* avoid the need for a second bulky binary for grafana-cli
* look for grafana-server in $PATH as well as same directory
* implement unified "grafana" command
* update dockerfiles, fix grafana-cli -v
* update packaging to work with single binary
- add wrapper scripts for grafana and grafana-server
- update and sync package files
- implement --sign flag of build package command
- stop packaging scripts folder, they are not useful for end users
- add support for --configOverrides in server command
- remove unused nfpm.yaml config file
* windows support
