Merge branch 'release_0.3' into develop
exemplary plyplus grammar, input file and parser
grammar modified to reflect syntax tree better
cleanup
prophy parser started - first test passes
more error and non-error cases tested
unnecessary file
negative value added
grammar parsed only once
typedef added tested (with error handling)
comments tested
enum happy path tested
enum error handling added and tested
get added to ambiguous function names
simple struct parsing added
fixed array parsed successfully
dynamic, limited and greedy arrays also tested
missing struct tests added
validation of array sizes positive and greedy arrays as last fields
simple union parsed