Merge pull request #3 from ufik/master

Merge
Implemented bower, removed old libraries.
Include bower.json file and bower config file
Update changelog.md
Update composer.json
fix paths to js files in layout, put netteForms in webcms2 module
fix
Updated bower and install script
Added log section in system update.
Fixed settings class. Added log action into tests.
add missing netteForms.js, not on bower anymore
Implemented display of default page in root address - no redirect
Fixed fullpath default.
Added run tests script, updated travis config. Added error templates.
Fixed travis path.
fixed teplates error path
Fixed 404 error display
Updated paths to error templates.
Added more logs into update section.
test - system tour implementation