Fix an issue that an error happens when data of instances in the database are older than that on AWS.
improve .gitignore
Remove unused import sentences.
show billing reports in S3 on dashboard.
assign version of `fanstatic` because to move injection of the inclusions from the beginning of the <head> element to the end at version `1.0a2`.
ref: https://pypi.python.org/pypi/fanstatic/1.0a2
refactoring
change how to get billing reports in order to reduce access to AWS.
Show costs per product.