Donations Page

Added sponsor information to contact page and donation button.
Merge pull request #65 from AmsterdamPHP/donation-page

Donations Page
Added the logo of our hoster TRUE to the header with a direct link.
Added Jeroen as member of the AmsterdamPHP foundation and removed Frank (for now ;-) )
Merge pull request #69 from pascaldevink/feature/add_jeroen_as_hoster

Added Jeroen on the contact page
Added link to the raffler in the header menu
Changed the reporting option for the uglier from gzip to min for a drastic speed increase.
Merge pull request #71 from pascaldevink/feature/grunt_speed_improvement

Changed uglify reporting option to minified
#22: Fixed some vagrant/ansible things like:
- The location of the writable folder
- The disabling of the default host
- The apache2 php5 module
Merge pull request #70 from pascaldevink/feature/raffler_link_in_menu

Added link to the raffler in the header menu
Merge pull request #67 from pascaldevink/feature/true_logo

Added the logo of our hoster TRUE to the header with a direct link.
Updating alt-tag

Adjusted to text sent by True in email.
Merge pull request #73 from pascaldevink/feature/22_fix_vagrant_issues

#22:
TWeaks and design credits.
Added Meetup requirements to the README
Merge branch 'master' into sponsor-feature

Conflicts:
	app/AppKernel.php
	app/Resources/less/amsterdamphp.less
	web/css/amsterdamphp.css