Merge pull request #20 from robrich/master

If the target file is a directory, don't try to read it.
bump ver and fix an error clause
hmm
fix return codes (#23)
fix streams on <0.9
chdir to gulpfile cwd and fix dest streams for 0.8
search up for gulp file - closes #23
future proof against require.extensions deprecation (as per discussion in #23)
finish fixing 0.8 streaming tests
2.4.0
2.4 changelog fix
motherfucking 0.7 support
Merge branch 'master' of https://github.com/wearefractal/gulp
npm tags
update gaze to 0.4.2 - 2.4.1
add slides to readme
Update README.md
Merge pull request #24 from jakeboone02/patch-1

Update README.md
Add a Bitdeli badge to README
Merge pull request #25 from bitdeli-chef/master

Add a Bitdeli Badge to README