Merge pull request #117 from raziraz/master

Features page and updated heros
Text changes
Merge branch 'master' of github.com:hillelcoren/invoice-ninja
Enabled setting the transaction reference field when creating a payment
Working on advanced settings
Text changes
Added goal tracking
Bug fixes
Merge branch 'master' of github.com:hillelcoren/invoice-ninja
Added email footer
Merge branch 'master' of github.com:hillelcoren/invoice-ninja
Updating texts
Bug fixes
Ongoing work with the about us page
Onging work
Working on secure payment page
Merge remote-tracking branch 'upstream/master'
Redesign of the payment page
Merge branch 'master' of github.com:hillelcoren/invoice-ninja
About page, Secure payment page, footer