OGM-308 Fixing some typos, referencing constant for "_id"
OGM-308 Making LoggerFactory use actual class name, avoiding creation of stacktrace during logger retrieval
OGM-308 Making query logging method more generally usable
OGM-308 Implementing parser delegates for creating MongoDB queries
OGM-308 Hooking MongoDB-based parser implementation into OGM
OGM-308 Making parser service to be used configurable
OGM-312 <, <=, >=, and > operators
OGM-312 (NOT) IN operator
OGM-312 (NOT) LIKE queries
OGM-312 is (not) null queries
OGM-293 Extracting generic OgmQueryLoader and Query implementation based on BackendQuery