Results are now displyed immediately, and build log is created on the fly
in case of error.

makefiles

ref https://github.com/OpenAADL/ocarina/issues/225

checking that if PI and RI have different names, the corresponding port
names follow

Now it passes regression

save test report in a file, to avoid polluting the screen

in some configurations, time cannot be called from makefiles

cant use cat directly to concatenate multiple asn1 files, because if
there is no newline at the end of the file, the last END keyword is
joined to the next word, provoking a parsing error from the ASN1
compiler

If there is a single interface in a function it was a priori set as
unprotected. However this may go against an explicit user setting of
protected.