Merge pull request #29 from ReactiveX/develop

framework -> API
Minor fix to page title; added C++ mention to frontpage
Merge pull request #30 from staltz/master

Minor fix to page title; added C++ mention to frontpage
Fixed grammar on frontpage
Changed tabs to spaces in documentation.html
Apply sticky footer #32
Change jumbotron background to naturally scroll on phones
Merge pull request #33 from staltz/master

Fixes for issues #31, #32, and other minor tweaks
Added Trello logo to frontpage

And reordered logos according to descending Alexa ranking.
Fixed link to RxPY
Merge pull request #35 from staltz/master

Added Trello logo, fixed RxPY link
Add logos for SeatGeek, ooVoo, and Welbe
Add logo for Treehouse
Merge pull request #37 from staltz/master

Add logos for Treehouse, SeatGeek, ooVoo, Welbe #26
Fixed footer link colors on hover
Merge pull request #38 from staltz/master

Fixed footer link colors on hover