Merge pull request #1 from michele-comitini/basic_auth

Basic auth
Merge ssh://github.com/web2py/web2py
Merge ssh://github.com/web2py/web2py
Merge ssh://github.com/web2py/web2py
Merge ssh://github.com/web2py/web2py
Merge ssh://github.com/web2py/web2py
Merge ssh://github.com/web2py/web2py
Merge ssh://github.com/web2py/web2py
settings tab in admin editor
Merge ssh://github.com/web2py/web2py
Config API, session is used only when filesystem is not available for storing data
Merge ssh://github.com/web2py/web2py
Merge branch 'master' of ssh://github.com/web2py/web2py
Merge ssh://github.com/web2py/web2py
Merge ssh://github.com/web2py/web2py
Merge branch 'master' of github.com:michele-comitini/web2py into native_json_local_check
Merge ssh://github.com/web2py/web2py into native_json_local_check
Merge ssh://github.com/web2py/web2py
Merge branch 'native_json_local_check'
Merge ssh://github.com/web2py/web2py