[CB-3604] target script changed from project level to repo level script
[CB-3604] removed project level target scripts
[CB-3604] target and create script mods for repo level target script

create script copies target script and repo level targets.json to project level to support
1. additional targets added at project level without presence of repo
2. prevent breakage due to moving repo
3. allow easy migration of project to another location or system without breakage
minor fix to plugin syntax, list to ls
[CB-3604] build and run project level scripts updated to use targets.json
[CB-3454] Refactored battery plugin to use webkitBattery + fire event on add

Revewied by Bryan Higgins <bhiggins@blackberry.com>
Tested by Tracy Li <tli@blackberry.com>