Update README.md

Add link to elm website in README
Update README.md
Update README.md
Update Examples/elm-yesod to better match online interactive examples
see http://elm-lang.org/edit/examples/

index.elm
    remove "box" fns (obsolete)
    disambiguate "link" fns (Text or Graphics)

tested against ghc-7.4.1, Elm-0.7.1.1, yesod-1.1.7.1, elm-yesod-0.1.3
Update Examples/elm-yesod: bump downloaded elm-runtime version from 0.3.5 to 0.7.2 (latest)

tested against ghc-7.4.1, Elm-0.7.1.1, yesod-1.1.7.1, elm-yesod-0.1.3
Merge pull request #110 from ngunn/master

Fix Examples/elm-yesod to run with current yesod and elm-yesod packages
Fixes #103: Change paddle step directions to match keys
Remove unused FreeVar module
Merge pull request #113 from osa1/unusedmodule

Remove unused FreeVar module
Merge pull request #112 from kjgorman/master

Pong paddle directions flipped
added info to cabal file for test-framework/quickcheck
added some tests of simple programs with assignment
Use button tag instead of input for buttons. Makes button heights changeable.
Merge pull request #117 from osnr/master

Use <button> instead of <input type="button">
Package juggling in tests
Bringing a quasiquoter in for string interpolation in tests. Added a .ghci file to load tests in ghci.
Bringing a quasiquoter in for string interpolation in tests. Added a .ghci file to load tests in ghci.
test tweaking
Renamed StringValue -> StringLiteral. Moved quotes from tests to StringLiteral's arbitrary
tests