loongson/pypi: links for flask-featureflags

loongson/mirror Flask-FeatureFlags-0.6.tar.gz
loongson/mirror Flask-FeatureFlags-0.5.1.tar.gz
loongson/mirror Flask-FeatureFlags-0.5.tar.gz
loongson/mirror Flask-FeatureFlags-0.4.tar.gz
loongson/mirror Flask-FeatureFlags-0.4.macosx-10.8-intel.exe
loongson/mirror Flask-FeatureFlags-0.3.tar.gz
loongson/mirror Flask-FeatureFlags-0.2.tar.gz
loongson/mirror Flask_FeatureFlags-0.2-py2.7.egg