core add dependency to 'progress' library
doc: Fill the README

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core: change the name of the entry point file script
core: change structure for best packaging
core: add another gedit and vim swap extensions
core: irc url parser from Mozilla
feat: add command line options

First implementation of command line options, curent usage is :
	Options:
	  --nickname  nickname to use for the connection 							[default: "opty-snu"]
	  --uri       irc uri to connect to (eg: irc://irc.otaku-irc.fr/#Marvel_World				[required]
	  --bot       bot name to query packs from 								[required]
	  --pack      pack to download from bot									[required]

	Missing required arguments: uri, bot, pack