Added requirements, updated readme

Author: AbstractGeek

README.md

@@ -1,2 +1,37 @@
-# comic-scrapper
-Scrappers comics from various websites and creates cbz files from them
+# Comic-Scrapper
+Downloads comics from various websites and creates cbz files from them.
+Currently supports just readcomics.tv
+
+## Requirements
+The script is written in python3. It requires the following packages:
+1) BeautifulSoup4
+2) requests
+3) futures (concurrent.futures)
+
+These can simply be installed by:
+'''
+pip install -r requirements.txt
+'''
+
+## Usage
+Find your comic of interest in readcomics.tv. Copy the url of the comic page.
+For example, If I wanted to download spider-man-2016, I need to copy this url:
+http://www.readcomics.tv/comic/spider-man-2016
+
+To download all the chapters of the comic, simply call the script and input the url.
+'''
+python comic-scrapper http://www.readcomics.tv/comic/spider-man-2016
+'''
+
+If you want to set a custom location, add -l and input the location
+'''
+python comic-scrapper -l ~/Comics/ http://www.readcomics.tv/comic/spider-man-2016
+'''
+
+You can also make the comic-scrapper script an executable and call it directly
+'''
+chmod +x comic-scrapper
+./comic-scrapper -l ~/Comics/ http://www.readcomics.tv/comic/spider-man-2016
+'''
+
+(Chapter selection option coming up soon)

requirements.txt

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+beautifulsoup4==4.5.1
+futures==3.0.5
+requests==2.9.1