added utf8 character set to varchar fields
added posibility to filter maps by city_id
jsbeautified
CR changes: added radix to all parseInt() calls
Revert "added utf8 character set to varchar fields"

This reverts commit bcf2f5666173f2f7ff01b56b96a4b4d65d458652.
CR changes: set charset to utf8 and collation to utf8_general_ci
CR change: condition to filter so it's consistent
Merge pull request #36 from Wikia/MOB-1395

MOB-1395 Filtering maps by city_id