add support for secret, server-side only config
fix regex for route generator
cleanup
cleanup
injectContentIntoFile throw error msg if regex fails.

- Issue #10.
add .gitkeep to all directories by default
Merge branch 'master' of github.com:Nemo64/em into Nemo64-master
Merge pull request #31 from scott-mcpherson/config

em config file
Added project level config.js gitkeep option.
Need to add global config.
Merge pull request #33 from scott-mcpherson/devel

Added project level config.js gitkeep option.