moar control panel:

* add system_cmd flag -> makes command undeletable (to be used for samba commands and system commmands execution
* nice modal and execution option
* rename command and list command to overview and editor
* add manage_server navbar
create remote executor and move utils to control
Changes:

* execute command, and show output in codeblock
* logging of commands
* add remote executor
* move executor to specific app
Merge pull request #2 from fliphess/overview_window

Overview window