Fixed state information for gcode file upload. Now offers some status text that gives feedback whether file is still uploading to the server or being saved to disk on the server.
Fixed buggy column styles for gcode and timelapse file tables
Fixed configuration of snapshot url
Switched column sizes for gcode and timelapse file tables to pixel values.
Added (optional!) watermark addition to generated timelapse movies.
Fixed settings for ffmpeg path
Fixed using wrong item collection for timelapse files, lead to always displaying all files, not just the ones of the current page.
Lots of work to daemonise - logging still not working
Incorrect indentation
Improve comment reason
Logging not working because start() not called
Implemented support for customizable system actions/commands, e.g. for shutting down/rebooting the system OctoPrint's running on from within the UI.
Set shell=True in subprocess calls to allow usage of string commands (instead of lists separating command from arguments)
Added some info to the readme regarding system commands
Added Pines Notify to the credits.
Merge branch 'richardjm-daemon' into daemon

Conflicts:
	octoprint/server.py
Fixed some identation and an obsolete import
Added credits to daemon.py
Added run-as-daemon to the readme.
Temporary workaround for the gcode viewer options not cooperating until those are integrated a bit more.

Targets #35.