Merge pull request #1 from michaelbarton/master

Merge 'master'
Responds to --version flag
Don't attempt to fetch plugins without Gemfile
Fix version fetching
Add features for running outside project directory
Refactor specs for runtime
Init only works outside a genomer project directory
Version flag works inside and out of directory
Merge 'hotfix/running-outside-directory'. Fixes #2
Simplify generation of output/error messages
Add youtube screencasts on using Genomer to README
Bump patch version number
Add changelog for version change
Merge branch 'release/0.0.9'