Fixes a bug that crashed glav.in on CGI-Based webservers (Apache modules are missing), issue #20
Merge pull request #23 from magkopian/dev

Fix for issue #19 with password_reset function
Adding validation class, page validation method
Merge pull request #21 from kroeder/cgifix_issue20

Fixes a bug that crashed glav.in on CGI-Based webservers fixes #20
Don't show description meta tag when it is empty. This fixes #17