- first import for travis (travis-ci.sh and travis.yml)
 - added script
 - added dependencies to travis-ci.sh
 -- updated travis scripts for one OCaml environnment
Update .travis-ci.sh

changed to OCaml 4.02.0 + OPAM 1.2.0
Update .travis-ci.sh

to installs sqlite3 package
Update README.md

To show build status in Travis
Update .travis-ci.sh

run the unit tests
* moved unit test running into the build.sh script
* added a line to run main.byte file from the build.sh 
for unit testing
Update build.sh

Fix: specified the right execution file.
refactored;