Merge pull request #183 from maxfierke/master

Add low-level check for .htaccess
Fix for using Bolt installed through composer
Show dir in message too
Don't set values that aren't defined in the content type.
Fix two minor issues with Geolocation: container is higher, text-label for reversed address was placed wrongly.
Added "User Deprecated" error level.
replaced app.session.flash() with app.session.flashBag.get()
Merge pull request #187 from richardhinkamp/composer-fixes

Composer fixes
Shuffled around the DEFINE's a bit. Let me know if this breaks on your setup, @richardhinkamp.

Fixes missing define for #187.
Allow duplication again. Fixes #169.
Set unset passwords.
Throw an error if no password is set. Dude, set a password!
Display an error when either Postgres or MySQL is selected, but databasename or password is omitted from the config. Fixes #184.
Don't allow fieldnames with dashes in it in contenttypes.yml. Fixes #177.
Tweaking the theme.. Addind a few comments to the source.
Tweaking last changes: also check for 'username'.
Whitespace.
Bunch of minor tweaks..
Fixes two small issues with feeds. See #188
Use 'payoff' in rss.twig by default, instead of 'site_description'. See #188.