Type-stability fixes and expanded types

Merge pull request #10 from rdeits/fix-similar

more type-stable versions of `similar()` and some tests

Round out the AbstractVectorOfArray Functionality

Plot recipes, better indexing, Juno rendering, etc.

recursive_eltype, show change, and ApproxFunDiffEq ready

v0.5.0

Merge remote-tracking branch 'origin/master'

Fix v0.6

v0.4.1

using Compat

Some late fixes

recursive_mean and eachindex

Feature Release: ArrayPartitions and VectorOfArray

Adds two new types and refactors a bit.

Do not force copy

Just a change to make the previous behavior a default, and not force the copy.