Reorganized album metafiles to allow adding more metainformation.
Added basic support for album name storage.
Added basic album name text box.
Fixed syntax error caused by an invalid character.
Improved album name input.
Automatically hide and show the album name input field.
Seperating album name from website title.
Setting and unsetting album_name session variable.
Using album_name session variable to set $album_name, if possible.
Renamed div_albumname to div_albumname_input.
Displaying the album name on the page itself.
Added album name support to the NoJS page.
Fixed album metadata read error in the NoJS version.
Added value="Upload" to the NoJS form submit button.
Let's show the album name text field even when we only added one file.
Fixed error in case the album id is malformed.
Setting the httpOnly flag on the session cookie.
Added additional isempty() check for $_FILES.
Fixed non-ajax redirect address generation rule.