Sahl changes 4-6-2014

- fixed button images locations (FROM theme>farming>images TO
uploads>2014>06)
- updated NextGEN Gallery by Photocrati plugin
- installed Contact Form 7 plugin
- created Contact Us page and added a contact form
- added style for menu buttons (in style.scss, located at the end of
document under "menu buttons styling" comment)
- uploaded last version of database dump