added entityExists validator
added file not found message
added rules property for oneOf validator
refactored type validator
added message for range validator
refactored validator language messages
added message for regex validator
removed extra size units
refactored validator message
used %message% instead of {{ message }}
updated resource language directory
added basic message name for validator
upgrade left messages
enhanced validator data to accept object with getter method
added text fixture UserEntity class
added message name for all validators and validator messages
improved validator language quality
redefined validator interface
added detail message for all validator
updated validateOne logic