Included a separate log just for errors. Separated SQLiteExportPipeline into its distinct roles.

	new file:   Pipelines description.docx
	modified:   SiteCrawler/items.py
	modified:   SiteCrawler/items.pyc
	modified:   SiteCrawler/pipelines.py
	modified:   SiteCrawler/pipelines.pyc
	modified:   SiteCrawler/settings.py
	modified:   SiteCrawler/settings.pyc
	modified:   SiteCrawler/spiders/sitecrawler_spider.py
	modified:   SiteCrawler/spiders/sitecrawler_spider.pyc
	modified:   To do list.txt
	new file:   debuglog.log
	new file:   errorlog.log
	modified:   runspider.py
	modified:   runspider.pyc
	modified:   testlog.log
	modified:   views.py
	modified:   views.pyc