windows平台下搭建scrapy环境，包括lxml-3.2.3.win32-py2.7.exe, pywin32-218.win-amd64-py2.7.exe,python-2.7.msi,Twisted-13.1.0.win32-py2.7.msi,Win32OpenSSL-1_0_1e.exe,vcredist_x86.exe,w3lib-1.2.tar.gz,Scrapy-0.14.3.win32.exe

w3lib-1.2.tar.gz python2.7.zip zope.interface-4.0.5-py2.7-win32.egg Twisted-14.0.2.win32-py2.7.exe setuptools-0.6c11.win32-py2.7.exe pyOpenSSL-0.12-py2.7-win32.egg lxml-2.3.win32-py2.7.exe libxml2-python-2.7.7.win32-py2.7.exe

lxml-3.7.3.win32-py2.7.exe