Merge pull request #31 from hcaiano/ld_sales_model

fixed turbolinks
added parallax background scrolling
Merge pull request #32 from hcaiano/hc_landing

added parallax background scrolling
Merge pull request #33 from hcaiano/ld_sales_model

add price to courses
Merge pull request #34 from hcaiano/ld_sales_model

some validations
responsive fix
Merge pull request #35 from hcaiano/hc_landing

responsive fix
iphone subscribe nav fix
Merge pull request #36 from hcaiano/hc_fix

iphone subscribe nav fix
fixed anchor tags
Merge pull request #37 from hcaiano/hc_anchor

fixed anchor tags