Added an "extract-i18n" command for extracting the internationalization strings from an alloy project.
If the user passes a --force option, the new strings will be appended to a strings.xml i18n file.
make iterator not global
Don't use reserved word "new" as property. Changed to "newStrings".
Linting and typo cleanup
Merge branch 'master' into ALOY-728
Total refactor of extract-i18n command to make it safer, cleaner, and more powerful, test app too
Merge pull request #194 from appcelerator/ALOY-728

[ALOY-728] Add extract-i18n command to Alloy