Apply various optimization to solve long family computation issue
Use batch insert when possible. Start refactoring the code to build statuses out of all the information that is already included in the DB.
Estrapolate status builder out of server descriptors parsing
Refactor the RouterStatusBuilder class with various optimizations and to improve readability.
Fix bandwidth parser
Closes #53 (closed) and #72 (closed)
Edited by Hiro