Minor refactor in Gruntfile
Inline a function in Gruntfile
Fix logic bugs in new build system

We were overcomplicating and therefore broke the system...
Remove an obsolete minify task
Fix plugin in pluginSeach directive

Ah leftover from the creation through a snippet of this - breaks DI in
non-minified mode.
Fix arethusa_packages
Update README
Reactivate live-reload
Minor update in Gruntfile