Ignore common incidental workspace files.
Ignore common incidental workspace files.

This adds Git ignore patterns for Eclipse, IDEA, OS X and Vim.

malcolmgreaves/shapeless,milessabin/shapeless,roberth/shapeless,fthomas/shapeless,isaka/shapeless,liff/shapeless,lambdista/shapeless,Atry/shapeless,clhodapp/shapeless,tek/shapeless,notxcain/shapeless,alexarchambault/shapeless,lukasz-golebiewski/shapeless,wheaties/shapeless,joescii/shapeless,TomasMikula/shapeless,khronnuz/shapeless,triggerNZ/shapeless