add support for sqlalchemy in plugin factory
todo make some test
	new file:   sql.py
	deleted:    sqlite.py
Merge remote branch 'origin/master' into pluginRefactory
plugin name changed
	modified:   libnmap/test/test_backend_plugin_factory.py

	modified:   libnmap/test/test_backend_plugin_factory.py
	modified:   libnmap/test/test_backend_plugin_factory.py
Add sqlalchemy
	modified:   .travis.yml
FAIL to solve unicode issue with mongo
Added test to backend plugin
	modified:   ../plugins/mongodb.py
	modified:   ../plugins/sql.py
	modified:   test_backend_plugin_factory.py
FAIL try to add DB support for travis
	new file:   ../../config/database.yml
	modified:   test_backend_plugin_factory.py
add MySQL-python dep
	modified:   ../../.travis.yml
create schema poulet
	modified:   ../../.travis.yml
	modified:   objects.py
	modified:   test/test_backend_plugin_factory.py
Merge remote branch 'origin/master' into pluginRefactory
Finalise test + add docstring + correct bug in plugins mongo&sql
	modified:   ../plugins/mongodb.py
	modified:   ../plugins/sql.py
	modified:   test_backend_plugin_factory.py
Damn pep8 ...
	modified:   ../plugins/sql.py
add close session in sql + catch failure of plugin in factory
	modified:   libnmap/plugins/backendpluginFactory.py
	modified:   libnmap/plugins/sql.py
	modified:   libnmap/test/test_backend_plugin_factory.py
Correct a few docstring
	modified:   index.rst
	modified:   ../libnmap/objects.py
	modified:   ../libnmap/plugins/backendplugin.py
.....AAAaAaaaaaaaaahhhhhhhh
	modified:   libnmap/plugins/backendplugin.py
W291 trailing whitespace... la loose
	modified:   libnmap/plugins/backendplugin.py
Add Beta of S3 support in plugin
	modified:   libnmap/plugins/backendpluginFactory.py
	new file:   libnmap/plugins/s3.py
Beta test s3
	modified:   libnmap/plugins/s3.py
	modified:   libnmap/test/test_backend_plugin_factory.py
add boto
	modified:   .travis.yml