2000GYI

I think I see the problem. AADLv2 specification defines array size like so: ``` array_dimension_size ::= numeral | unique_property_constant_identifier | unique_property_identifier ``` whereas lines 103-105 of the file [/src/frontends/aadl/ocarina-fe_aadl-parser-components-arrays.adb](https://github.com/OpenAADL/ocarina/blob/master/src/frontends/aadl/ocarina-fe_aadl-parser-components-arrays.adb) defines...