Support for SEXP 32 - Integer array
test for integer and integer array
added if (!err) to integer tests
Merge pull request #18 from kmadathil/master

Integer and integer array
Add integer tests files.
Add info to record a Rserve session.
Update hexy 0.2.7, vows 0.8.0.
Release 1.3.2.
Update contributors info.
Fix typo in README.
Add CI info to README.
Add CI note to the contrib doc.
Add Rserve starting info to README.
Fix a typo in README.
Update README with integer info.
Added option to call functions already loaded in R session