Moving step 1 to 4 since many folks seem to be missing it.
Merge pull request #235 from ycombinator/readme

Moving step 1 to 4 since many folks seem to be missing it.
Adding note about last command "hanging".
Not assuming Terminal.
Readable sentences, yo.
Merge pull request #236 from ycombinator/readme

Note about last dev setup command "hanging"
added clarifying instructions for people who may have changed directories
Merge pull request #238 from gecampbell/master

added clarifying instructions for people who may have changed directories