fix units misplacement
Remove configure. Edit .travis-ci.sh .
Edit README.md
Change minimal version for autoconf in configure.ac
Add ocaml.m4 (ocaml-autoconf) to the project. Edit the travis script.
Add some comments in Makefile.in and configure.ac
Edit README.md

* Adding a command to build the project
Merge pull request #75 from GL-MPRI-2014/autoconfv2

Autoconfv2 - remove configure file
Fixed list in accessible_positions
Merge pull request #76 from GL-MPRI-2014/engine_dev

Fixed list in accessible_positions
Merge branch 'master' into new_ranges