rename generate command: generate -> new
no need to setup twice
add css-framework option to cli
rename feature to match command name
add gems from gemfile to spec
add css option to generator
switch back to rspec
properly implement cli spec
tweak guard-rspec setup
refactor ApplicationGenerator, make it a module
remove newline
prepare/add dummy for running generators

- generators can be called by shoestrap and also
  be invoked inside a rails app as usual (that is
  what the railstie is for)

- applicaitongenerator does rails new with skip
  bundler option, run bundler after
  all shoestrap generators have run as they might
  add gems to gemfile

- add dummy for bootstrap generator

- remove bootstrap-sass from gemfile
fix spec
move setup into before :all block
run post-install generators in new app
refactor test seutp, add bootstrap feature stub
do not fail fast
use fakefs, remove mocha since we have rspec
cleanup naming
prevent spec from raising for missing test dir