CS-5525 - Handling htaccess file in upgrade and install process
execute htaccess.php script
a proper error handling for htaccess script
Merge pull request #835 from takeit/v4.3

CS-5525 - Handling htaccess file in upgrade and install process
error handling for htaccess - improvement

display proper message in upgrade.php

fixed htaccess error message displaying when upgrading newscoop
Merge pull request #838 from takeit/v4.3

CS-5525 - Handling htaccess file in upgrade and install process (improvement)
Merge remote-tracking branch 'upstream/v4.3' into CS-5526
CS-5526: Adds composer.lock for new smarty version with dev dependencies