* Added jsescOptions to Numeric Literals
* Added tests and hexadecimal opts to NumericLiterals
* Fixed the bug of every numeric literal being coverted to hex
* Added conditions when jsesc should be applied
* Removed numbers and lowercaseHex from format object
* Added newline to test of jsonEscape (to exclude the change)
* Modified conditions to apply jsesc
* Made the required changes.
* Using node.value instead of value
