Unless the shell script is copied the install won't work and will return like this:

Ensure that all dependencies are up to date...
npm ERR! failed to link bins
npm ERR! install failed Error: ENOENT, No such file or directory '/home/lhw/.node_libraries/.npm/ep-lite/0.0.4/package/bin/generateJsDoc.sh.js'
npm ERR! Error: ENOENT, No such file or directory '/home/lhw/.node_libraries/.npm/ep-lite/0.0.4/package/bin/generateJsDoc.sh.js'
npm ERR! Report this entire log at http://github.com/isaacs/npm/issues
npm ERR! or email it to [email protected]
npm ERR! Just tweeting a tiny part of the error will not be helpful.

ergo the line has to be removed from .npmignore

diff --git a/.npmignore b/.npmignore
index 2da7233..d0d298c 100644
--- a/.npmignore
+++ b/.npmignore
@@ -1,4 +1,3 @@
-bin/generateJsDoc.sh
bin/runDebug.sh
bin/runTests.sh
doc