Add regress target to test code in INT2PROGINATS
Add regress target to test code in ATS2TUTORIAL
Run regress test on doc dir
Run regress test on Travis-CI
No need "codegen/Makefile_atslib"?
Path to ${PATSHOME}/bin
Short log
Need Boehm-Demers-Weiser's GC?
Use 8 jobs
Use 16 jobs
Revert "Need Boehm-Demers-Weiser's GC?"

This reverts commit a0eba8dccf65fa590b589492c0c404b70c408a6a.
Can't run para
Again need Boehm-Demers-Weiser's GC?
Merge pull request #72 from master-q/feature/buildtest-doc

Run regress test for doc directory on Travis-CI