added mention of grunt-nodemon in README
added github standard node.js .gitignore
Add `connect` in dev dependencies.
Init with empty string so that `+=` will not introduce `undefine`.
The number of output lines is wrong.

It's fragile to use the exact number, so it's changed to match the
string printed by testing script.
Merge pull request #180 from albertnetymk/master

Small fix on testing files.
Updated default watched file extensions in README
Merge pull request #182 from ChrisWren/patch-1

Updated default watched file extensions in README
Merge pull request #169 from ChrisWren/gitignore

added github standard node.js .gitignore
Merge pull request #168 from ChrisWren/master

Added mention of grunt-nodemon in README
Tweak to readme
Merge remote-tracking branch 'nodemon/master'