Caching System Updates

[a-mabe]

• Added URL canonicalization for cache file name.
• Supply all mementos had used an improper naming convention, this was fixed.
• filterMementosForDateRange now includes date bounds rather than excluding.
• updateCache appends new mementos to cache file rather than overwriting old mementos data.
• Multiple URI input no longer creates unique cache file for URI input list.
  • Previous cache file:
    • simhash_internetarchiveallcsodueduodueducompsci
  • New cache files:
    • simhash_internetarchiveallcsoduedu
    • simhash_internetarchiveallodueducompsci