Fix issue #11: Check the number of decimal digits read from JSON and use
long integer internally for represent them
Fix for issue #8 (real numbers with negative exponents)
Reoder makefile to make Linux make happy
In fson_parse(), removed allocate statement for strBuffer, which isn't needed, and caused an error on gfortran < 4.8.1
Fixed issue 9- string variables had spaces stripped out
Fixed issue 5- empty arrays