change naming convention
remove unneeded file
add custom methods for listing maps
add addtional sql error response handler + response data creator cleanup
change db table naming convention
saving original image to DFS
fix typo
small decorator refactoring
fix logging messages
fix unit tests
CRUD refactoring
fix unit tests after refactoring
code review fixes
Merge branch 'master' into MOB-1397

Conflicts:
	lib/addTileSet.js
	lib/dfs.js
	lib/fetchImage.js
add TODOs and fix urls
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.